Raul Medina-Mora Terry Winograd Rodrigo Flores Fernando Flores The Action Workflow Approach to Workflow Management Technology. 1993 9 Inf. Soc. 4 http://www.indiana.edu/~tisj/readers/abstracts/9/9-4%20Medina-Mora.html db/journals/tis/tis9.html#Medina-MoraWFF93