Provision of an Effective Electronic Learning Environment for Distance Students in Hong Kong. - K. S. Yuen; S. L. Chung; J. Mak; L. Chow (Teleteaching, 1998)

Pricing Strategy in an Arborescent Supply Chain System. - Po-Chung Yang; Hui-Ming Wee; S. L. Chung (SEAL, 2006)

Constrained Optimization of a Newsboy Problem with Return Policy Using KKT Conditions and GA. - Po-Chung Yang; Hui-Ming Wee; S. L. Chung; S. H. Kang (IEA/AIE, 2007)

A Multi-supplier and Return-Policy Newsboy Model with Limited Budget and Minimum Service Level by Using GA. - Po-Chung Yang; Hui-Ming Wee; S. L. Chung; S. H. Kang (MDAI, 2007)