Publications

Articles

  • Saidi Rola, Deleplanque Samuel, Creemers Stefan, Pérez Armas Luis Fernando, Hibti Mohamed, & Zouari Belhassen, 2026, Quantum annealing approaches for minimal cut set identification in fault trees, Reliability Engineering & System Safety, forthcoming. (DOI).
  • De Moor Bram, Boute Robert, Creemers Stefan, & Gijsbrechts Joren, 2026, Discount replenishment opportunities with limited capacity: Optimal policy and pricing, European Journal of Operational Research, forthcoming. (DOI).
  • Wang Xiaoming, Zhou Guojian, Leus Roel, & Creemers Stefan, 2026, A parallel computing approach for scheduling Markovian project networks to maximize the expected net present value, European Journal of Operational Research, forthcoming. (DOI).
  • Liu Song, Van den Broeke Maud, Mlinar Tanja, & Creemers Stefan, 2026, Optimal product recovery strategies under competition, European Journal of Operational Research, forthcoming. (DOI).
  • Creemers Stefan & Pérez Armas Luis Fernando, 2025, Limitations of quantum counting, nested quantum search, and amplitude amplification and their potential to solve discrete optimization problems, Philosophical Transactions A, vol. 383, no. 2310, pp. 20240561. (DOI).
  • Pérez Armas Luis Fernando, Deleplanque Samuel, & Creemers Stefan, 2025, solQHealer: Quantum procedures for rendering infeasible solutions feasible: A proof of concept with the maximum independent set problem and 3-SAT, Journal of Heuristics, vol. 31, no. 30. (DOI).
  • Mlinar Tanja, Gonçalves de Souza Edson Antônio, Van den Broeke Maud, & Creemers Stefan, 2025, Dynamic programming in inventory management: A review, Computers and Operations Research, vol. 183, no. 107164. (DOI).
  • Pérez Armas Luis Fernando, Deleplanque Samuel, Aggoune Riad, & Creemers Stefan, 2025, A hybrid column generation-based heuristic for solving the parallel machine scheduling problem with sequence-dependent setup times, Philosophical Transactions A, vol. 383, no. 2310, pp. 20240380. (DOI).
  • Creemers Stefan, 2025, Speeding up Grover's algorithm, European Journal of Operational Research, vol. 326, no. 1, pp. 13 - 27. (DOI).
  • Creemers Stefan & Pérez Armas Luis Fernando, 2025, Discrete optimization: A quantum revolution?, European Journal of Operational Research, vol. 323, no. 2, pp. 378 - 408. (DOI).
  • Pérez Armas Luis Fernando, Creemers Stefan, & Samuel Deleplanque, 2024, Solving the resource constrained project scheduling problem with quantum annealing, Nature - Scientific Reports, vol. 14, no. 16784. (DOI).
  • Rostami Salim, Creemers Stefan, & Leus Roel, 2024, Maximizing the net present value of a project under uncertainty: Activity delays and dynamic policies, European Journal of Operational Research, vol. 317, no. 1, pp. 16 - 24. (DOI).
  • Beyer Dìaz Stephanie, Coussement Kristof, De Caigny Arno, Pérez Armas Luis Fernando, & Creemers Stefan, 2024, Do the US president's tweets better predict oil prices? An empirical examination using long short-term memory networks, International Journal of Production Research, vol. 62, no. 6., pp. 2158 - 2175. (DOI).
  • De Moor Bram, Creemers Stefan, & Boute Robert, 2023, Breaking truck dominance in supply chains: Proactive freight consolidation and modal split transport, International Journal of Production Economics, vol. 257. (DOI).
  • Creemers Stefan & Boute Robert, 2022, The joint replenishment problem: Optimal policy and exact evaluation method, European Journal of Operational Research, vol. 302, no. 3., pp. 1175 - 1188. (PDF) (erratum) (DOI).
  • Van den Broeke Maud, Devoldere Bart, Creemers Stefan, & Boute Robert, 2021, Product platform replacement: Impact of performance objectives, innovation speed, and competition, International Journal of Technology Management, vol. 85, no. 1, pp. 21 - 41. (PDF) (DOI).
  • Creemers Stefan, Lambrecht Marc, Beliën Jeroen, & Van den Broeke Maud, 2021, Evaluation of appointment scheduling rules: A multi-performance measurement approach, OMEGA, vol. 100, pp. 1 - 15. (PDF) (DOI).
  • Creemers Stefan, 2019, The preemptive stochastic resource-constrained project scheduling problem, European Journal of Operational Research, vol. 277, no. 1, pp. 238 - 247. (PDF) (DOI).
  • Rostami Salim, Creemers Stefan, Wei Wenchao, & Leus Roel, 2019, Sequential testing of n-out-of-n systems: Precedence theorems and exact methods, European Journal of Operational Research, vol. 274, no. 3, pp. 876 - 885. (PDF) (DOI).
  • Rostami Salim, Creemers Stefan, & Leus Roel, 2019, Precedence theorems and dynamic programming for the single-machine weighted tardiness problem, European Journal of Operational Research, vol. 272, no. 1, pp. 43 - 49. (PDF) (DOI) (EXE & dataset) (solutions).
  • Creemers Stefan, 2018, Moments and distribution of the net present value of a serial project, European Journal of Operational Research, vol. 267, no. 3, pp. 835 - 848. (PDF) (DOI).
  • Creemers Stefan, 2018, Maximizing the expected net present value of a project with phase-type distributed activity durations: An efficient globally optimal solution procedure, European Journal of Operational Research, vol. 267, no. 1, pp. 16 - 22. (PDF) (DOI) (EXE, dataset, & solutions).
  • Melchiors Philipp, Leus Roel, Creemers Stefan, & Kolisch Rainer, 2018, Dynamic order acceptance and capacity planning in a stochastic multi-project environment with a bottleneck resource, International Journal of Production Research, vol. 56, no. 1 - 2, pp. 459 - 475. (PDF) (DOI).
  • Padilla Tinoco Silvia Valeria, Creemers Stefan, & Boute Robert, 2017, Collaborative shipping under different cost-sharing agreements, European Journal of Operational Research, vol. 263, no. 3, pp. 827 - 837. (PDF) (DOI).
  • Creemers Stefan, Woumans Gert, Boute Robert, & Beliën Jeroen, 2017, Tri-Vizor uses an efficient algorithm to identify collaborative shipping opportunities, Interfaces, vol. 47, no. 3, pp. 244 - 259. (PDF) (DOI) (movie).
  • Beliën Jeroen, Boute Robert, Creemers Stefan, De Bruecker Philippe, Gijsbrechts Joren, & Padilla Tinoco Silvia Valeria, 2017, Collaborative shipping in the sharing economy, OR/MS Today, vol. 44, no. 2, pp. 20 - 24. (cover story). (PDF) (DOI).
  • Woumans Gert, De Boeck Liesje, Beliën Jeroen, & Creemers Stefan, 2016, A column generation approach for solving the examination-timetabling problem, European Journal of Operational Research, vol. 253, no. 1, pp. 178 - 194. (PDF) (DOI) (dataset) (solutions).
  • Creemers Stefan, 2015, Minimizing the expected makespan of a project with stochastic activity durations under resource constraints, Journal of Scheduling, vol. 18, no. 3, pp. 263 - 273. (PDF) (DOI) (EXE) (dataset).
  • Creemers Stefan, De Reyck Bert, & Leus Roel, 2015, Project planning with alternative technologies in uncertain environments, European Journal of Operational Research, vol. 242, no. 2, pp. 465 - 476. (PDF) (DOI) (EXE & dataset).
  • Creemers Stefan, Defraeye Mieke, & Van Nieuwenhuyse Inneke, 2014, G-RAND: A phase-type approximation for the nonstationary G(t)/G(t)/s(t)+G(t) queue, Performance Evaluation, vol. 80, no. 1, pp. 102 - 123. (PDF) (DOI) (EXE & dataset).
  • Creemers Stefan, Demeulemeester Erik, & Van de Vonder Stijn, 2014, A new approach for quantitative risk analysis, Annals of Operations Research, vol. 213, no. 1, pp. 27 - 65. (PDF) (DOI).
  • Creemers Stefan, Beliën Jeroen, & Lambrecht Marc, 2012, The optimal allocation of server time slots over different classes of patients, European Journal of Operational Research, vol. 219, no. 3, pp. 508 - 521. (PDF) (DOI).
  • Boute Robert N., Colen Pieter J., Creemers Stefan, Noblesse Ann, & Van Houdt Benny, 2012, Matrix-analytic methods in supply chain management: Recent developments, Review of Business and Economics Literature, vol. 57, no. 3, pp. 283 - 302. (PDF).
  • Lambrecht Marc, Creemers Stefan, Boute Robert, & Leus Roel, 2011, Extending the production dice game, International Journal of Operations & Production Management, vol. 32, no. 12, pp. 1460 - 1472. (PDF) (DOI) (site) (stand-alone EXE).
  • Creemers Stefan & Lambrecht Marc, 2011, The modeling of interrupts and unplanned absences in health care operations, Supply Chain Forum, vol. 12, no. 1, pp. 32 - 40. (PDF) (DOI).
  • Creemers Stefan & Lambrecht Marc, 2010, Queueing models for appointment-driven systems, Annals of Operations Research, vol. 178, no. 1, pp. 155 - 172. (PDF) (DOI).
  • Creemers Stefan, Leus Roel, & Lambrecht Marc, 2010, Scheduling Markovian PERT networks to maximize the net present value, Operations Research Letters, vol. 38, no. 1, pp. 51 - 56. (PDF) (DOI) (EXE) (dataset).
  • Creemers Stefan & Lambrecht Marc, 2009, An advanced queueing model to analyze appointment-driven service systems, Computers & Operations Research, vol. 36, no. 10, pp. 2773 - 2785. (PDF) (DOI).
  • Creemers Stefan, Lambrecht Marc, & Vandaele Nico, 2007, Queueing models in healthcare, Review of Business and Economics Literature, vol. 52, no. 3, pp. 471 - 479. (PDF).

Book chapters

  • Creemers Stefan, Van de Vonder Stijn, & Demeulemeester Erik, 2015, Ranking Indices for Mitigating Project Risks, in Schwindt Christoph & Zimmermann Jürgen (eds.): Handbook on Project Management and Scheduling, vol. 2, pp. 1135 - 1153. (PDF) (DOI).
  • Creemers Stefan & Lambrecht Marc, 2011, Modeling a Hospital Queueing Network, in Boucherie Richard J. & van Dijk Nico M. (eds.): Queueing Networks: A Fundamental Approach, pp. 767 - 798. (PDF) (DOI).

Books

  • Creemers Stefan, 2020, Project scheduling with maximum eNPV objective, HDR Dissertation, Université de Lille, pp. 99. (PDF).
  • Creemers Stefan, 2009, Appointment-driven queueing systems, PhD Dissertation, KU Leuven, pp. 203. (PDF).

Cases

  • Boute Robert, Van Steendam Tom, & Creemers Stefan, 2017, B-Kay Tech: Horizontal Collaboration in Logistics, Ivey case, 9B17D017.

Research Reports

  • Creemers Stefan & Pérez Armas Luis Fernando, 2024, Discrete optimization: A quantum revolution?, SSRN Research Report, SSRN, pp. 59. (DOI).
  • Creemers Stefan & Pérez Armas Luis Fernando, 2023, Discrete optimization: Limitations of existing quantum algorithms, SSRN Research Report, SSRN, pp. 34. (DOI).
  • Creemers Stefan & Pérez Armas Luis Fernando, 2023, Discrete optimization: A quantum revolution (Part II), SSRN Research Report, SSRN, pp. 28. (DOI).
  • Creemers Stefan & Pérez Armas Luis Fernando, 2022, Discrete optimization: A quantum revolution (Part I), SSRN Research Report, SSRN, pp. 32. (DOI).
  • Rostami Salim, Creemers Stefan, Wei Wenchao, & Leus Roel, 2018, Sequential testing of n-out-of-n systems: Precedence theorems and exact methods, KU Leuven FEB Research Report, KBI_1806, pp. 26. (PDF).
  • Creemers Stefan, 2017, Two sequencing problems: Equivalence, optimal solution, and state-of-the-art results, KU Leuven FEB Research Report, KBI_1720, pp. 10. (PDF).
  • Creemers Stefan, 2017, Maximizing the expected net present value of a project with phase-type distributed activity durations: An efficient globally optimal solution procedure, KU Leuven FEB Research Report, KBI_1718, pp. 19. (PDF).
  • Rostami Salim, Creemers Stefan, & Leus Roel, 2017, Precedence theorems and dynamic programming for the single-machine weighted tardiness problem, KU Leuven FEB Research Report, KBI_1715, pp. 21. (PDF).
  • Creemers Stefan, 2016, The preemptive stochastic resource-constrained project scheduling problem: An efficient globally optimal solution procedure, KU Leuven FEB Research Report, KBI_1626, pp. 25. (PDF).
  • Creemers Stefan, 2016, Moments and distribution of the NPV of a project, KU Leuven FEB Research Report, KBI_1623, pp. 32. (PDF).
  • Rostami Salim, Creemers Stefan, & Leus Roel, 2016, New benchmark results for the stochastic resource-constrained project scheduling problem, KU Leuven FEB Research Report, KBI_1602, pp. 37. (PDF).
  • Creemers Stefan, 2015, Minimizing the expected makespan of a project with stochastic activity durations under resource constraints, KU Leuven FEB Research Report, KBI_1507, pp. 28. (PDF).
  • Creemers Stefan, De Reyck Bert, & Leus Roel, 2013, Project planning with alternative technologies in uncertain environments, KU Leuven FEB Research Report, KBI_1314, pp. 32. (PDF).
  • Creemers Stefan, Defraeye Mieke, & Van Nieuwenhuyse Inneke, 2013, A Markov model for measuring service levels in nonstationary G(t)/G(t)/s(t)+G(t) queues, KU Leuven FEB Research Report, KBI_1306, pp. 31. (PDF).
  • Creemers Stefan, Colen Pieter, & Lambrecht Marc, 2012, Evaluation of appointment scheduling rules: A multi-performance measures approach, KU Leuven FEB Research Report, KBI_1207, pp. 33. (PDF).
  • Creemers Stefan, Beliën Jeroen, & Lambrecht Marc, 2011, The optimal allocation of server time slots over different classes of patients, KU Leuven FEB Research Report, KBI_1122, pp. 44. (PDF).
  • Creemers Stefan, Demeulemeester Erik, & Van de Vonder Stijn, 2010, A new approach for quantitative risk analysis, KU Leuven FEB Research Report, KBI_1029, pp. 27. (PDF).
  • Lambrecht Marc, Creemers Stefan, Boute Robert, & Leus Roel, 2010, Extending the production dice game, KU Leuven FEB Research Report, KBI_1005, pp. 16. (PDF).
  • Creemers Stefan, Leus Roel, & Lambrecht Marc, 2008, Scheduling Markovian PERT networks with maximum-NPV objective, KU Leuven FEB Research Report, KBI_0811, pp. 12. (PDF).
  • Creemers Stefan & Lambrecht Marc, 2008, Queueing models for appointment-driven systems, KU Leuven FEB Research Report, KBI_0805, pp. 31. (PDF).
  • Creemers Stefan & Lambrecht Marc, 2008, Healthcare queueing models, KU Leuven FEB Research Report, KBI_0804, pp. 49. (PDF).
  • Creemers Stefan & Lambrecht Marc, 2007, Modeling a healthcare system as a queueing network:The case of a Belgian hospital, KU Leuven FEB Research Report, KBI_0710, pp. 55. (PDF).