Multi-user interfacefor group ranking: user-centered analysis. - Wai-Lan Luk; V. Srinivasan Rao (COOCS, 1993)

Multi-User Interface for Group Ranking: Lessons from Analysis, Design and Implementation of a Prototype. - V. Srinivasan Rao; Wai-Lan Luk; John Warren (AMCIS, 2004)

Issues in Building Multiuser Interfaces. - V. Srinivasan Rao; Wai-Lan Luk; John Warren (Int. J. Hum. Comput. Interact., 2005)