Optimal centralized ordering policies in multi-echelon inventory systems with correlated demands N Erkip, WH Hausman, S Nahmias Management Science 36 (3), 381-392, 1990 | 283 | 1990 |
Selecting transfer station locations for large solid waste systems Ö Kirca, N Erkip European Journal of Operational Research 35 (3), 339-349, 1988 | 162 | 1988 |
Multi-echelon vs. single-echelon inventory control policies for low-demand items WH Hausman, NK Erkip Management science 40 (5), 597-602, 1994 | 123 | 1994 |
Assessing the benefits of remanufacturing option under one-way substitution and capacity constraint ZP Bayındır, N Erkip, R Güllü Computers & Operations Research 34 (2), 487-514, 2007 | 112 | 2007 |
Analysis of an inventory system under supply uncertainty R Güllü, E Önol, N Erkip International Journal of Production Economics 59 (1-3), 377-385, 1999 | 110 | 1999 |
Modelling imperfect advance demand information and analysis of optimal inventory policies T Tan, R Güllü, N Erkip European Journal of Operational Research 177 (2), 897-923, 2007 | 98 | 2007 |
A model to evaluate inventory costs in a remanufacturing environment ZP Bayındır, N Erkip, R Güllü International Journal of Production Economics 81, 597-607, 2003 | 88 | 2003 |
Outsourcing logistics: Designing transportation contracts between a manufacturer and a transporter O Alp, NK Erkip, R Güllü Transportation science 37 (1), 23-39, 2003 | 80 | 2003 |
Assessing the benefits of remanufacturing option under one-way substitution ZP Bayındır, N Erkip, R Güllü Journal of the Operational Research Society 56 (3), 286-296, 2005 | 72 | 2005 |
An analysis of manufacturer benefits under vendor-managed systems S Savaşaneril, N Erkip IIE Transactions 42 (7), 455-477, 2010 | 60 | 2010 |
Optimal lot-sizing/vehicle-dispatching policies under stochastic lead times and stepwise fixed costs O Alp, NK Erkip, R Güllü Operations Research 51 (1), 160-166, 2003 | 57 | 2003 |
Analysis of a deterministic demand production/inventory system under nonstationary supply uncertainty R Güllu, E Önol, N Erkip IIE transactions 29 (8), 703-709, 1997 | 48 | 1997 |
Using imperfect advance demand information in ordering and rationing decisions T Tan, R Güllü, N Erkip International Journal of Production Economics 121 (2), 665-677, 2009 | 47 | 2009 |
Scheduling under a non-renewable resource constraint A Toker, S Kondakci, N Erkip Journal of the Operational Research Society 42 (9), 811-814, 1991 | 39 | 1991 |
Analysis of a decentralized supply chain under partial cooperation R Güllü, GJ van Houtum, FZ Sargut, N Erkip Manufacturing & Service Operations Management 7 (3), 229-247, 2005 | 37 | 2005 |
Simulation analysis of a JIT production line S Meral, N Erkip International Journal of production economics 24 (1-2), 147-156, 1991 | 31 | 1991 |
Managing Operations in an Expanding Europe: Proceedings N Acur, NK Erkip, ED Güneş Bilkent University, 2007 | 27* | 2007 |
Value of supplier's capacity information in a two-echelon supply chain IS Bakal, N Erkip, R Güllü Annals of Operations Research 191 (1), 115-135, 2011 | 26* | 2011 |
Optimal allocation policies in a two-echelon inventory problem with fixed shipment costs R Güllü, N Erkip International Journal of Production Economics 46, 311-321, 1996 | 26 | 1996 |
Approximate policies in multi-echelon inventory systems NK Erkip Stanford University, 1984 | 26 | 1984 |