Ivan E. Sutherland, Robert F. Sproull, Robert A. Schumacker. Sorting and the hidden-surface problem. In American Federation of Information Processing Societies: 1973 National Computer Conference, 4-8 June 1973, New York, NY, USA. Volume 42 of AFIPS Conference Proceedings, pages 685-693, AFIPS Press/ACM, 1973. [doi]
Abstract is missing.