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- C. Ehrenberg, J. Rieck, J. Zimmermann (2011)
Kostenplanung von Projekten mit allgemeinen Zeitbeziehungen
WiSt, Wirtschaftswissenschaftliches Studium 3, 116-122
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- C. Ehrenberg, J. Rieck, J. Zimmermann (2011)
Zeit- und Kostenplanung beim Bau eines Biomasse-Blockheizkraftwerks
WiSt, Wirtschaftswissenschaftliches Studium 3, 159-164
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- J. Zimmermann, C. Stark (2007)
Projektplanung unter Kapitalwertgesichtspunkten
WiSt, Wirtschaftswissenschaftliches Studium 4, 198-203
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- F. Ballestin, C. Schwindt, J. Zimmermann (2007)
Resource Leveling in Make-to-Order production: Modeling and Heuristic Solution Method
International Journal of Operations Research 4 (1), 1-13
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- T. Selle, J. Zimmermann (2003)
A Bidirectional Heuristic for Maximizing the Net Present Value of Large-Scale Projects Subject to Limited Resources
Naval Research Logistics 50, 130-148
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- K. Neumann, C. Schwindt, J. Zimmermann (2003)
Order-Based Neighborhoods for Project Scheduling with Nonregular Objective Functions
European Journal of Operational Research 149, 325-343
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- K. Neumann, J. Zimmermann (2002)
Exact and Truncated Branch-and-Bound Procedures for Resource-Constrained Project Scheduling with Discounted Cash Flows and General Temporal Constraints
Central European Journal of Operations Research 10 (4), 357-380
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- C. Schwindt, J. Zimmermann (2002)
Parametrische Optimierung als Instrument zur Bewertung von Investitionsprojekten
Zeitschrift für Betriebswirtschaft 72 (6), 593-617
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- K. Neumann, C. Schwindt, J. Zimmermann (2002)
Recent Results on Resource-Constrained Project Scheduling with Time Windows: Models, Solution Methods, and Applications
Central European Journal of Operations Research 10 (2), 113-148
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- C. Schwindt, J. Zimmermann (2001)
A Steepest Ascent Approach to Maximizing the Net Present Value of Projects
Mathematical Methods of Operations Research 53, 435-450
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- K. Neumann, J. Zimmermann (2000)
Procedures for Resource Leveling and Net Present Value Problems in Project Scheduling with General Temporal and Resource Constraints
European Journal of Operational Research 127, 425-443
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- K. Neumann, J. Zimmermann (1999)
Resource Levelling for Projects with Schedule-Dependent Time Windows
European Journal of Operational Research 117, 591-605
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- J. Zimmermann (1999)
Time Complexity of Single- and Identical Parallel-Machine Scheduling with GERT Network Precedence Constraints
Mathematical Methods of Operations Research 49, 221-238
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- K. Neumann, J. Zimmermann (1998)
Heuristic Procedures for Parallel-Machine Scheduling Problems with Stochastic Precedence Constraints
Annals of Operations Research 83, 115-136
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- A. Franz, J. Rieck, J. Zimmermann (2017)
Two-stage heuristic approach for solving the long-term Unit Commitment Problem with hydro-thermal coordination
in: Doerner, K., Ljubic, I., Pflug, G., Tragler, G. (Hrsg.), Operations Research Proceedings 2015, Berlin: Springer, 667-673
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- J. Rieck, J. Zimmermann (2015)
Exact Methods for Resource Leveling Problems
In: C. Schwindt, J. Zimmermann (eds.) Handbook on Project Management and Scheduling Vol. 1. Springer, Cham (u.a.), Kapitel 17
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- J.-H. Bartels, J. Zimmermann (2015)
Scheduling Tests in Automotive R&D Projects Using
a Genetic Algorithm
In: C. Schwindt, J. Zimmermann (eds.) Handbook on Project Management and Scheduling Vol. 2. Springer, Cham (u.a.), Kapitel 52
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- J. Rieck, M. Schulze, J. Zimmermann (2014)
A Multi-Start Procedure for Underground Mine Scheduling
Proceedings of the 14th International Conference on Project Management and Scheduling, München, 189-192
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- S. Kreter, J. Zimmermann (2014)
Time index-based models for the RCPSP/max-cal
Proceedings of the 14th International Conference on Project Management and Scheduling, München, 146-149
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- S. Kreter, J. Rieck, J. Zimmermann (2013)
MILP-Formulations for the Total Adjustment Cost Problem
In: S. Helber, M. Breitner, D. Rösch, C. Schön, J.-M. Graf von der Schulenburg, P. Sibbertsen, M. Steinbach, S. Weber, A. Wolter (eds.), Operations Research Proceedings 2012. Springer, Berlin, 409-415
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- S. Kreter, J. Rieck, J. Zimmermann (2012)
Minimizing the Total Adjustment Costs with Respect to General Temporal Constraints
Proceedings of the 13th International Conference on Project Management and Scheduling, Leuven, Belgien, 199-202
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- C. Ehrenberg, J. Zimmermann (2012)
Simulation-based optimization in make-to-order production: Scheduling for a special-purpose glass manufacturer
In: Proceedings of the 2012 Winter Simulation Conference, edited by C. Laroque, J. Himmelspach, R. Pasupathy, O. Rose, and A. M. Uhrmacher
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- M. Schulze, J. Zimmermann (2011)
Scheduling in the Context of Underground Mining
In: B. Hu, K. Morasch, S. Pickl, M. Siegle (eds.), Operations Research Proceedings 2010. Springer, Berlin, 611-616
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- C. Ehrenberg, J. Zimmermann (2011)
Simulation-based optimization in make-to-order production:
Resource leveling for a special-purpose glass manufacturer
In: W. Maurer: Tagungsband zum 21. Symposium Simulationstechnik der ASIM - Grundlagen, Methoden und Anwendungen in Modellbildung und Simulation vom 7. bis zum 9. September 2011 an der ZHAW School of Management, Winterthur, Schweiz
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- M. Walter, J. Zimmermann (2010)
A heuristic approach to project staffing
Electronic Notes in Discrete Mathematics, Vol. 36, 775-782 (Proceedings of the International Symposium on Combinatorial Optimization, Hammamet)
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- T. Gather, J. Rieck, J. Zimmermann (2010)
A Linearized Mixed-Integer Formulation for the Resource Levelling Problem
Proceedings of the 12th International Conference on Project Management and Scheduling, Tours, Frankreich, 199-202
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- M. Walter, J. Zimmermann (2010)
Staffing projects with multi-skilled workers in matrix organisations
Proceedings of the 12th International Workshop on Project Management and Scheduling, Tours, 387-390
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- J. Rieck, J. Zimmermann (2009)
A Branch-and-Cut Approach to the Vehicle Routing Problem with Simultaneous Delivery and Pick-up
In: B. Fleischmann, K. H. Borgwardt, R. Klein, A. Tuma (eds.), Operations Research Proceedings 2008. Springer, Berlin, 301-306
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- J. Rieck, J. Zimmermann (2009)
A new Mixed Integer Linear Model for a Rich Vehicle Routing Problem
Abstract CD of the Fourth International Workshop on Freight Transportation and Logistics (Odysseus 2009). Izmir, Türkei, 3 S.
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- J. Rieck, J. Zimmermann (2009)
A new Mixed Integer Linear Model for a Rich Vehicle Routing Problem with Docking Constraints
Conference Proceedings ECCO XXII, Jerusalem, Israel, 1-2
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- C. Hemig, J. Zimmermann (2009)
Integrated Production and Staff Planning in the Automotive Industry
In: CTIT Workshop Proceedings, 9th Workshop on Models and Algorithms for Planning and Scheduling Problems (MAPSP) 2009, Abbey Rolduc (The Netherlands), June 29 - July 3, 139-142
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- J. Rieck, J. Zimmermann (2009)
Risikominimierung bei Gefahrguttransporten in Kleinmengen
In: D. Ivanov, U. Meinberg (eds.), Logistics and Supply Chain Management: Modern Trends in Germany and Russia. Cuvillier Verlag, Göttingen, 279-286
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- J. Zimmermann, J.-H. Bartels (2008)
A Project Scheduling Approach for Dismantling Nuclear Power Plants
In: F. Serifoglu, Ü. Bilge (eds.), PMS 2008 Proceedings of the Eleventh International Workshop on Project Management and Scheduling, Istanbul 2008, 297-300
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- J. Rieck, J. Zimmermann (2008)
Koordinierung der Geschäftstätigkeiten von Speditionen in Netzwerken von Stückgutkooperationen
In: K. Inderfurth, G. Neumann, M. Schenk, G. Wäscher, D. Ziems (eds.), Netzwerklogistik, Begleitband zur 13. Magdeburger Logistik-Tagung. Magdeburg, 123-135
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- J. Zimmermann (2008)
Mathematische Methoden zur Lösung von Logistikproblemen
In: R. Köther, Taschenbuch der Logistik, Fachbuchverlag Leipzig, Kapitel 19, 273-288, 3. Aufl.
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- C. Hemig, J. Zimmermann (2008)
Production Chain Planning in the Automotive Industry
In: Operations Research Proceedings 2008, Augsburg, September 3-5, 79-84
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- C. Hemig, J. Zimmermann (2008)
Production Planning in the Final Assembly of an Automotive Plant
In: 18th Workshop on Discrete Optimization 2008, Königstein, May 18-21, 12-18
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- C. Hemig, J. Zimmermann (2008)
Production Planning in the Interior of the Automotive Industry's Production Chain
In: Conference Proceedings ECCO XXI, Dubrovnik (Croatia) 2008, May 29-31, 65-66
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- T. Gather, J. Zimmermann, J.-H. Bartels (2008)
Tree-based Methods for Resource Investment and Resource Leveling Problems
In: F. Serifoglu, Ü. Bilge (eds.), PMS 2008 Proceedings of the Eleventh International Workshop on Project Management and Scheduling, Istanbul 2008, 94-98
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- J. Rieck, J. Zimmermann (2007)
A Sampling Procedure for Real-Life Rich Vehicle Routing Problems
In: K.-H. Waldmann, U. M. Stocker (eds.), Operations Research Proceedings 2006. Springer, Berlin, 355-360
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- G. Askar, T. Sillekens, L. Suhl, J. Zimmermann (2007)
Flexibility planning in automotive plants
In: H.-O. Günther, D. C. Mattfeld, L. Suhl, (eds.), Management logistischer Netzwerke. Physica, Heidelberg, 235-255
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- C. Hemig, J. Zimmermann (2007)
Medium-Term Production and Staff Planning in the Automotive Industry
In: Proceedings of the 3rd Multidisciplinary International Conference on Scheduling: Theory and Application, Paris, August 28-31, 209-216
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- G. Askar, J. Zimmermann (2007)
Optimal Usage of Flexibility Instruments in Automotive Plants
In: K.-H. Waldmann, U. M. Stocker (eds.), Operations Research Proceedings 2006. Springer, Berlin, 479-484
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- C. Hemig, J. Zimmermann (2006)
Mid-Term Planning of Flexibility Tools in the Automobile Industry
In: Jenaer Schriften zur Mathematik und Informatik, 17. Workshop on Discrete Optimization, Siegmundsburg, Germany, June 11-14, 16-19
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- J.-H. Bartels, J. Zimmermann (2006)
Minimizing the Total Discounted Cost of Dismantling a Nuclear Power Plant
In: Digital proceedings of 17th International Conference on the Applications of Computer Sciences and Mathematics in Architecture and Civil Engineering, July 2006, ISSN 1611-4085, 9 S.
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- C. Stark, J. Zimmermann (2006)
Models and Methods for Workforce Scheduling: An Application to Casino Operations
In: M. Morlock, C. Schwindt, N. Trautmann, J. Zimmermann (eds.), Perspectives on Operations Research: Essays in Honor of Klaus Neumann. Deutscher Universitäts-Verlag, Wiesbaden, 239-253
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- K. Neumann, J. Zimmermann (2006)
Optimal Renting of Resources in Production and Project Scheduling
In: Quantitative Methoden der Logistik und des Supply Chain Management, Festschrift für Prof. Dr. Heinz Isermann, Verlag Dr. Kovac, 155-164
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- J. Zimmermann (2006)
Optimal Resource Allocation in Projects
In: Jenaer Schriften zur Mathematik und Informatik, 17. Workshop on Discrete Optimization, Siegmundsburg, Germany, June 11-14, 32-35
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- J. Zimmermann, J.-H. Bartels (2006)
Optimizing the Use of Experimental Vehicles -- Problem Description and Mathematical Model
In: Proceedings of the 10th International Workshop on Project Management and Scheduling, Poznan, April 26-28, 383-387
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- J.-H. Bartels, J. Zimmermann (2006)
Optimizing the Use of Experimental Vehicles -- Solution Procedures
In: Proceedings of the 10th International Workshop on Project Management and Scheduling, Poznan, April 26-28, 68-72
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- K. Neumann, C. Schwindt, J. Zimmermann (2006)
Resource-constrained project scheduling with time windows: Recent developments and new applications.
In: J. Jozefowska, J. Weglarz (eds.), Perspectives in Modern Project Scheduling, Springer, New York, 375-407
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- J.-H. Bartels, J. Zimmermann (2006)
Scheduling Tests in Automotive R&D Projects
In: Operations Research Proceedings 2005, Springer, Berlin, 661-666
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- J.-H. Bartels, J. Zimmermann (2006)
Scheduling the Dismantling of Nuclear Power Plants
In: C. Henggeler Antunes, Á. Gomes (eds.), Proceedings of the 19th Mini-EURO-Conference on Operational Research Models and Methods in the Energy Sector, Coimbra, 8 S.
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- J. Rieck, J. Zimmermann (2006)
Tourenplanung mittelständischer Speditionsunternehmen in Stückgutkooperationen
In: H.-D. Haasis, H. Kopfer, J. Schönberger (eds.), Operations Research Proceedings 2005, Springer, Berlin, 2006, 411-416
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- J. Zimmermann, J.-H. Bartels (2006)
Tree-based Methods for Resource Investment and Resource Levelling Problems
In: Digital proceedings of 17th International Conference on the Applications of Computer Sciences and Mathematics in Architecture and Civil Engineering, July 2006, ISSN 1611-4085, 6 S.
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- C. Stark, J. Zimmermann (2005)
An Exact Branch-and-Price Algorithm for Workforce Scheduling
In: H. Fleuren, D. den Hertog, P. Kort (eds.), Operations Research Proceedings Volume 2004, 207-212, Springer
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- J. Zimmermann (2004)
Scheduling Regular and Temorary Employees in a Casino
In: Proceedings of the 16. Workshop on Discrete Optimization, Weimar, 63-66
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- J. Zimmermann (2003)
Mathematische Methoden zur Lösung von Logistikproblemen
In: R. Köther, Taschenbuch der Logistik, Fachbuchverlag Leipzig, Kapitel 19, 273-288
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- J. Zimmermann (2003)
Modelle und Verfahren zur Planung von langfristigen Bauprojekten unter Kapitalwertgesichtspunkten
In: Proceedings of the 16th International Conference on the Applications of Computer Science and Mathematics in Architecture and Civil Engineering, ISSN: 1611-4085
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- J. Zimmermann (2002)
Parametric Optimization for the Evaluation of Investment Projects
Proceedings of the Eighth International Workshop on Project Management and Scheduling, Valencia, 378-382
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- J. Zimmermann (2000)
Order-Based Algorithms for Resource Levelling of Projects
Proceedings of the Seventh International Workshop on Project Management and Scheduling, Osnabrück, 319-321
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- J. Zimmermann (2000)
Project Scheduling with Discounted Cash Flows and General Temporal Constraints
In: K. Inderfurth, G. Schwödiauer, W. Domschke, F. Juhnke, P. Kleinschmidt, G. Wäscher (1999): Operations Research Proceedings 1999, 419-424, Springer
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- K. Neumann, J. Zimmermann (1999)
Methods for Resource-Constrained Project Scheduling with Regular and Nonregular Objective Functions and Schedule-Dependent Time Windows
In: J. Weglarz, Project Scheduling: Recent Models, Algorithms, and Applications, Kluwer Academic Publishers, 261-287
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- C. Engel, A. Steinhoff, J. Zimmermann (1998)
Objectives for Order-Sequencing in Automobile Production
In: A. Drexl und A. Kimms, Beyond Manufacturing Resource Planning (MRP II) - Advanced Models and Methods for Production Planning, Springer, Berlin, 307-331
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- K. Neumann, J. Zimmermann (1998)
Resource-Constrained Project Scheduling with Nonregular Objective Functions: Schedule Construction and Schedule Improvement Procedures
In: G. Barbarosoglu, S. Karabati, L. Özdamar, G. Ulusoy, Proceedings of the Sixth International Workshop on Project Management and Scheduling, Istanbul, 141-144
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- K. Neumann, J. Zimmermann (1998)
Resource-Constrained Project Scheduling with Nonregular Objective Functions: Structural Questions and Foundations of Heuristic Procedures
in: Barbarosoglu G., Karabati S., Özdamar L. und Ulusoy G., Proceedings of the Sixth International Workshop on Project Management and Scheduling, Istanbul, 106-110
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