A generalized ordering and recovery policy for reusable items. - Dae-Won Choi; Hark Hwang; Shie-Gheun Koh (Eur. J. Oper. Res., 2007)

A Genetic Algorithm Based Heuristic for the Design of Pick-Up and Delivery Routes for Strategic Alliance in Express Delivery Services. - Chang Seong Ko; Friska Natalia Ferdinand; Kap Hwan Kim; Shie-Gheun Koh (MIM, 2013)