Ellis, Clarence; Kim, Kwang-Hoon (2000): A Framework and Taxonomy for Workflow Architecture. COOP 2000: Cooperative Systems Design - The Use of Theories and Models. IOS Press. ISBN: 1-58603-042-6. pp. 99-112. Architectures for Cooperative Systems (1). Sophia-Antipolis, February. 23-26 May 2000