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A simple FPTAS for a single-item capacitated economic lot-sizing problem with a monotone cost structure
Ng, C. T.; Kovalyov, Mikhail Y.; Cheng, T. C. E. - In: European journal of operational research : EJOR 200 (2009/10) 2, pp. 621-624
Persistent link: https://www.econbiz.de/10003897254
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Iterated greedy local search methods for unrelated parallel machine scheduling
Fanjul-Peyro, Luis; Ruiz, Rubén - In: European journal of operational research : EJOR 207 (2010) 1, pp. 55-69
Persistent link: https://www.econbiz.de/10003996739
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Shifting representation search for hybrid flexible flowline problems
Urlings, Thijs; Ruiz, Rubén; Stützle, Thomas G. - In: European journal of operational research : EJOR 207 (2010) 2, pp. 1086-1095
Persistent link: https://www.econbiz.de/10008652607
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"Product Partition" and related problems of scheduling and systems reliability : computational complexity and approximation
Ng, C. T.; Barketau, M. S.; Cheng, T. C. E.; Kovalyov, … - In: European journal of operational research : EJOR 207 (2010) 2, pp. 601-604
Persistent link: https://www.econbiz.de/10008652787
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Batch scheduling of simple linear deteriorating jobs on a single machine to minimize makespan
Ji, Min; Cheng, T. C. E. - In: European journal of operational research : EJOR 202 (2010) 1, pp. 90-98
Persistent link: https://www.econbiz.de/10003960016
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Parallel-batch scheduling of deteriorating jobs with release dates to minimize the makespan
Li, Shisheng; Ng, C. T.; Cheng, T. C. E.; Yuan, Jinjiang - In: European journal of operational research : EJOR 210 (2011) 3, pp. 482-488
Persistent link: https://www.econbiz.de/10008990084
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Optimal order lot sizing and prizing with free shipping
Hua, Guowei; Wang, Shouyang; Cheng, T. C. E. - In: European journal of operational research : EJOR 218 (2012) 2, pp. 435-441
Persistent link: https://www.econbiz.de/10009505357
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Optimal production strategy under demand fluctuations : technology versus capacity
Yang, L.; Ng, C. T.; Cheng, T. C. E. - In: European journal of operational research : EJOR 214 (2011) 2, pp. 393-402
Persistent link: https://www.econbiz.de/10009307304
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Multi-objective sequence dependent setup times permutation flowshop : a new algorithm and a comprehensive study
Ciavotta, Michele; Minella, Gerardo; Ruiz, Rubén - In: European journal of operational research : EJOR 227 (2013) 2, pp. 301-313
Persistent link: https://www.econbiz.de/10009725650
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An alternative approach for proving the NP-hardness of optimization problems
Cheng, T. C. E.; Shafransky, Y.; Ng, C. T. - In: European journal of operational research : EJOR 248 (2016) 1, pp. 52-58
Persistent link: https://www.econbiz.de/10011434691