Development of a mixed integer programming model for the optimal recycling of demolition waste. - Thomas Spengler; M. Nicolai; Otto Rentz; M. Ruch (System Modelling and Optimization, 1993)

Fuzzy outranking for environmental assessment. Case study: iron and steel making industry. - Jutta Geldermann; Thomas Spengler; Otto Rentz (Fuzzy Sets Syst., 2000)

Überbetriebliches Informationsflußkonzept zum stoffstrombasierten Supply Chain Management in der Elektro(nik)industrie. - Thomas Spengler; Marcus Schröter; Grit Walther (Wirtschaftsinformatik, 2001)

Operations Research and Environmental Management: The pole position towards sustainable development. - Hans-Dietrich Haasis; Karl Inderfurth; Thomas Spengler (OR Spectr., 2001)

Bereitstellung recyclingrelevanter Produktdaten im Rahmen eines stoffstrombasierten Supply Chain Managements. - Thomas Spengler; Marcus Schröter; Wiebke Stölting (Modelle im E-Business, 2002)

Optimale Belegung von Stranggießanlagen mittels 2-dimensionaler Bin-Packing-Modelle. - Thomas Spengler; Oliver Seefried (OR, 2002)

Gestaltung von Stoffstrom-Netzwerken zum Produktrecycling. - Thomas Spengler; Grit Walther (OR, 2002)

Management of Material Flows in Closed-Loop Supply Chains. - Thomas Spengler (HICSS, 2003)

Special Section: Closed-Loop Supply Chains: Practice and Potential: Strategic Management of Spare Parts in Closed-Loop Supply Chains - A System Dynamics Approach. - Thomas Spengler; Marcus Schröter (Interfaces, 2003)

Integrated planning of acquisition, disassembly and bulk recycling: a case study on electronic scrap recovery. - Thomas Spengler; Martin Ploog; Marcus Schröter (OR Spectr., 2003)

Revenue Management in a Make-to-Order Environment. - Stefan Rehkopf; Thomas Spengler (OR, 2004)

Life cycle considerations in remanufacturing strategies - a framework for decision support. - Wiebke Stölting; Thomas Spengler (OR, 2004)

Introducing Flexible Quantity Contracts into Distributed SoC and Embedded System Design Processes. - Judita Kruse; Clive Thomsen; Rolf Ernst; Thomas Volling; Thomas Spengler (DATE, 2005)

Job Choice Model to Measure Behavior in a Multi-stage Decision Process. - Thomas Spengler; Jan Malmendier (GfKl, 2005)

Distributed Planning in Product Recovery Networks. - Eberhard Schmid; Grit Walther; Thomas Spengler (OR, 2005)

Planning and Evaluation of Sustainable Reverse Logistics Systems. - Grit Walther; Eberhard Schmid; Sanne Kramer; Thomas Spengler (OR, 2005)

Product recovery. - Simme Douwe Flapper; Thomas Stefan Spengler (OR Spectr., 2006)

Flexible Planning in an Incomplete Market. - Peter Reichling; Thomas Spengler; Bodo Vogt (OR, 2007)

Coordination in Recycling Networks. - Eberhard Schmid; Grit Walther; Thomas Spengler (OR, 2007)

Configuration of Order-Driven Planning Policies. - Thomas Volling; Thomas Spengler (OR, 2007)

Designing Sustainable Supply Chains by Integrating Logistical and Process Engineering Aspects - A Material Flow Based Approach for 2nd Generation Synthetic Bio-Fuels. - Grit Walther; Anne Schatka; Thomas Spengler; Katharina Bode; Stephan Scholl (OR, 2007)

Order-driven planning in build-to-order scenarios. - Thomas Volling; Thomas Spengler (Wirtschaftsinformatik (2), 2007)

Revenue management in make-to-order manufacturing - an application to the iron and steel industry. - Thomas Spengler; Stefan Rehkopf; Thomas Volling (OR Spectr., 2007)

Integrating Agent-based Simulation and System Dynamics to Support Product Strategy Decisions in the Automotive Industry. - Karsten Kieckhäfer; Grit Walther; Joachim Axmann; Thomas Spengler (WSC, 2009)

Applying Decision-oriented Accounting Principles for the Simulation-based Design of Logistics Systems in Production. - Niklas Labitzke; Thomas Spengler; Thomas Volling (WSC, 2009)

A methodology for assessing eco-efficiency in logistics networks. - Joao Quariguasi Frota Neto; Grit Walther; Jacqueline M. Bloemhof; J. A. E. E. van Nunen; Thomas Spengler (Eur. J. Oper. Res., 2009)

Towards Leveled Inventory Routing for the Automotive Industry. - Martin Grunewald; Thomas Volling; Thomas Spengler (OR, 2010)

Coordination by Contracts in Decentralized Product Design Processes - Towards Efficient Compliance with Recycling Rates in the Automotive Industry. - Kerstin Schmidt; Thomas Volling; Thomas Spengler (OR, 2010)

Flow Shop Scheduling at Continuous Casters with Flexible Job Specifications. - Matthias G. Wichmann; Thomas Volling; Thomas Spengler (OR, 2010)

Tactical Planning in Flexible Production Networks in the Automotive Industry. - Kai Wittek; Thomas Volling; Thomas Spengler; Friedrich-Wilhelm Gundlach (OR, 2010)

Estimating and Mitigating Design Risk in a Flexible Distributed Design Process. - Jonas Rox; Kerstin Schmidt; A. Winter; Thomas Spengler; Rolf Ernst (IEEE Embed. Syst. Lett., 2010)

Mid-Term Model-Plant Allocation for Flexible Production Networks in the Automotive Industry. - Kai Wittek; Achim Koberstein; Thomas Spengler (OR, 2011)

Produktkonfiguration von Flachstahlerzeugnissen. - Matthias G. Wichmann; Thomas Volling; Thomas Stefan Spengler (MKWI, 2012)

A two-stage bid-price control for make-to-order revenue management. - Thomas Volling; Derya Eren Akyol; Kai Wittek; Thomas Spengler (Comput. Oper. Res., 2012)

Design of regional production networks for second generation synthetic bio-fuel - A case study in Northern Germany. - Grit Walther; Anne Schatka; Thomas Spengler (Eur. J. Oper. Res., 2012)

Techno-economic Analysis and Evaluation of Recycling Measures for Iron and Steel Slags. - Christoph Meyer 003; Matthias G. Wichmann; Thomas Stefan Spengler (OR, 2013)

Hot Strip Mill Scheduling Under Consideration of Energy Consumption. - Karen Puttkammer; Matthias G. Wichmann; Thomas Stefan Spengler (OR, 2013)

Planning of capacities and orders in build-to-order automobile production: A review. - Thomas Volling; Andreas Matzke; Martin Grunewald; Thomas Spengler (Eur. J. Oper. Res., 2013)

A GRASP heuristic for slab scheduling at continuous casters. - Matthias G. Wichmann; Thomas Volling; Thomas Stefan Spengler (OR Spectr., 2014)

A Hybrid Simulation Approach for Estimating the Market Share Evolution of Electric Vehicles. - Karsten Kieckhäfer; Thomas Volling; Thomas Stefan Spengler (Transp. Sci., 2014)

Flexible Production Scheduling with Volatile Energy Rates. - Christoph Johannes; Matthias G. Wichmann; Thomas Stefan Spengler (OR, 2016)

Upgrade auctions in build-to-order manufacturing with loss-averse customers. - Andreas Matzke; Thomas Volling; Thomas Stefan Spengler (Eur. J. Oper. Res., 2016)

Valuation of Crisp and Intuitionistic Fuzzy Information. - Olga Metzger; Thomas Spengler; Tobias Volkmer (OR, 2017)

Scheduling of Electric Vehicles in the Police Fleet. - Kerstin Schmidt; Felix Saucke; Thomas Stefan Spengler (OR, 2017)

When and how much to invest? Investment and capacity choice under product life cycle uncertainty. - Elmar Lukas; Thomas Stefan Spengler; Stefan Kupfer; Karsten Kieckhäfer (Eur. J. Oper. Res., 2017)

Redundant configuration of robotic assembly lines with stochastic failures. - Christoph Müller; Martin Grunewald; Thomas Stefan Spengler (Int. J. Prod. Res., 2018)

Operations research for sustainability assessment of products: A review. - Christian Thies; Karsten Kieckhäfer; Thomas Stefan Spengler; Manbir Singh Sodhi (Eur. J. Oper. Res., 2019)

A fuzzy robustness measure for the scheduling of commissioned product development projects. - Matthias G. Wichmann; Maren Gäde; Thomas Stefan Spengler (Fuzzy Sets Syst., 2019)

Recycling 4.0: An Integrated Approach Towards an Advanced Circular Economy. - Steffen Blömeke; Mark Mennenga; Christoph Herrmann 001; Lars Kintscher; Gert Bikker; Sebastian Lawrenz; Priyanka Sharma; Andreas Rausch 001; Mathias Nippraschk; Daniel Goldmann; Hendrik Poschmann; Holger Brüggemann; et al. (ICT4S, 2020)

The Volkswagen Pre-Production Center Applies Operations Research to Optimize Capacity Scheduling. - Christian Weckenborg; Karsten Kieckhäfer; Thomas Stefan Spengler; Patricia Bernstein (INFORMS J. Appl. Anal., 2020)

Economic Design of Matrix-Structured Manufacturing Systems. - Patrick Schumacher; Christian Weckenborg; Thomas Spengler (APMS (2), 2021)

Revealing Multimodality in Ensemble Weather Prediction. - Natacha Galmiche; Helwig Hauser; Thomas Spengler; Clemens Spensberger; Morten Brun; Nello Blaser (MLVis@EuroVis, 2021)

IsoTrotter: Visually Guided Empirical Modelling of Atmospheric Convection. - Juraj Pálenik; Thomas Spengler; Helwig Hauser (IEEE Trans. Vis. Comput. Graph., 2021)

A New Flow-Based Location and Capacity Model for Profit-Oriented Refueling Station Network Transformation. - Tjard Bätge; Christian Weckenborg; Thomas Stefan Spengler (OR, 2022)

Comparison of Adoption Rates of Hydrogen, Hydrogen-Electric and SAF in the Future Air Transport System with a System Dynamics Model. - Chetan Talwar; Imke Joormann; Thomas Stefan Spengler (OR, 2022)

Benefits of Proactive Transshipments for an Automotive Manufacturer Under Emission Constraints. - Bastian Vorwerk; Christian Weckenborg; Thomas Stefan Spengler (OR, 2022)

Small- or Medium-Sized Enterprise Uses Operations Research to Select and Develop its Headquarters Location. - David Kik; Matthias G. Wichmann; Thomas Stefan Spengler (INFORMS J. Appl. Anal., 2023)

DiffBatt: A Diffusion Model for Battery Degradation Prediction and Synthesis. - Hamidreza Eivazi; André Hebenbrock; Raphael Ginster; Steffen Blömeke; Stefan H. A. Wittek; Christoph Hermann; Thomas Stefan Spengler; Thomas Turek; Andreas Rausch 001 (CoRR, 2024)

Flexibility in manufacturing system design: A review of recent approaches from Operations Research. - Christian Weckenborg; Patrick Schumacher; Christian Thies; Thomas Spengler (Eur. J. Oper. Res., 2024)

Volkswagen Group Logistics Applies Operations Research to Optimize Supplier Development. - Sönke Wieczorrek; Christian Thies; Christian Weckenborg; Martin Grunewald; Thomas Stefan Spengler (INFORMS J. Appl. Anal., 2024)