An Optimization Based Approach to the Train Operator Scheduling Problem at Singapore MRT. - Kim-Lin Chew; Johnny Pang; Qizhang Liu; Jihong Ou; Chung-Piaw Teo (Ann. Oper. Res., 2001)

Models for Effective Deployment and Redistribution of Bicycles Within Public Bicycle-Sharing Systems. - Jia Shu; Mabel C. Chou; Qizhang Liu; Chung-Piaw Teo; I-Lin Wang (Oper. Res., 2013)

Effect of Gamification on Intrinsic Motivation. - Edna Chan; Fiona Fui-Hoon Nah; Qizhang Liu; Zhiwei Lu (HCI (23), 2018)