![[ACM Press the third annual ACM conference - San Antonio, Texas, United States (1991.12.15-1991.12.18)] Proceedings of the third annual ACM conference on Hypertext - HYPERTEXT '91 - HDM---a model for the design of hypertext applications]()
[ACM Press the third annual ACM conference - San Antonio, Texas, United States (1991.12.15-1991.12.18)] Proceedings of the third annual ACM conference on Hypertext - HYPERTEXT '91 - HDM---a model for the design of hypertext applicationsGarzotto, Franca; Paolini, Paolo; Schwabe, Daniel · 1991