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The parcel hub scheduling problem with limited conveyor capacity and controllable unloading speeds
Bugow, Stefan; Kellenbrink, Carolin - In: OR spectrum : quantitative approaches in management 45 (2023) 2, pp. 325-357
Persistent link: https://www.econbiz.de/10014326807
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Analysis of flow lines with cox-2-distributed processing times and limited buffer capacity
Helber, Stefan - In: OR spectrum : quantitative approaches in management 27 (2005) 2/3, pp. 221-242
Persistent link: https://www.econbiz.de/10002856210
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Special issue on quantitative approaches in production management
Helber, Stefan (ed.); Kok, A. G. de (ed.);  … - 2019
Persistent link: https://www.econbiz.de/10012139953
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Quantitative approaches in production management
Helber, Stefan; Kok, A. G. de; Kuhn, Heinrich; Manitz, … - In: OR spectrum : quantitative approaches in management 41 (2019) 4, pp. 867-870
Persistent link: https://www.econbiz.de/10012139961
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Performance analysis of an inbound call center with skills-based routing : a priority queueing system with two classes of impatient customers and heterogeneous agents
Stolletz, Raik; Helber, Stefan - In: OR spectrum : quantitative approaches in management 26 (2004) 3, pp. 331-352
Persistent link: https://www.econbiz.de/10002094550
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Profit-oriented shift scheduling of inbound contact centers with skills-based routing, impatient customers, and retrials
Helber, Stefan; Henken, Kirsten - In: OR spectrum : quantitative approaches in management 32 (2010) 1, pp. 109-134
Persistent link: https://www.econbiz.de/10003935919
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Decision support for rehabilitation hospital scheduling
Schimmelpfeng, Katja; Helber, Stefan; Kasper, Steffen - In: OR spectrum : quantitative approaches in management 34 (2012) 2, pp. 461-489
Persistent link: https://www.econbiz.de/10009533472
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Dynamic capacitated lot-sizing problems : a classification and review of solution approaches
Buschkühl, Lisbeth; Sahling, Florian; Helber, Stefan; … - In: OR spectrum : quantitative approaches in management 32 (2010) 2, pp. 231-261
Persistent link: https://www.econbiz.de/10008859911
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Dynamic capacitated lot sizing with random demand and dynamic safety stocks
Helber, Stefan; Sahling, Florian; Schimmelpfeng, Katja - In: OR spectrum : quantitative approaches in management 35 (2013) 1, pp. 75-105
Persistent link: https://www.econbiz.de/10009699528
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Application of a real-world university-course timetabling model solved by integer programming
Schimmelpfeng, Katja; Helber, Stefan - In: OR spectrum : quantitative approaches in management 29 (2007) 4, pp. 783-803
Persistent link: https://www.econbiz.de/10003511840