Animation Support in a User Interface Toolkit: Flexible, Robust, and Reusable Abstractions.

Scott E. Hudson John T. Stasko Animation Support in a User Interface Toolkit: Flexible, Robust, and Reusable Abstractions. 57-67 1993 ACM Symposium on User Interface Software and Technology http://doi.acm.org/10.1145/168642.168648 db/conf/uist/uist1993.html#HudsonS93