C. Ess, S. Sugiyama, E. Sandry, and M. Pfadenhauer. Robophilosophy, volume 273 of Frontiers in Artificial Intelligence and Applications, page 153-156. IOS Press, (2014)
K. Pfadenhauer, B. Kittl, S. Dustdar, and D. Levy. Business Process Management Workshops, volume 4103 of Lecture Notes in Computer Science, page 237-248. Springer, (2006)