Karl L. Zinn. Case study of a user-oriented conferencing system (abstract only). In Gregory A. Marks, Lorraine Borman, editors, Proceedings of the Joint Conference on Easier and More Productive Use of Computer Systems, CHI 1981, Part II: Human Interface and the User Interface, Ann Arbor, MI, USA, May 20-22, 1981. pages 144, ACM, 1981. [doi]
Abstract is missing.