T. Mossakowski, L. Schröder, и S. Goncharov. Fundamental Approaches to Software Engineering (FASE 2008), том 4961 из Lecture Notes in Computer Science, стр. 199-214. Springer, (2008)
L. Schröder, и T. Mossakowski. Algebraic Methodology and Software Technology, том 3116 из Lecture Notes in Computer Science, стр. 443--459. Springer; Berlin; http://www.springer.de, (2004)
L. Schröder, и T. Mossakowski. Journal of Logic and Computation, 14 (4):
571--619(2004)Earlier version appeared in Martin Wirsing, Dirk Pattinson, and Rolf Hennicker (eds.), Recent Trends in Algebraic Development Techniques, 16th International Workshop (WADT 2002), LNCS vol. 2755, Springer, Berlin, 2003, pp. 425-441.
S. Katsumata. Proceedings of the 41st ACM SIGPLAN-SIGACT Symposium on Principles of Programming Languages, стр. 633--645. New York, NY, USA, ACM, (2014)
S. Lack, и R. Street. Journal of Pure and Applied Algebra, 175 (1–3):
243 - 265(2002)Special Volume celebrating the 70th birthday of Professor Max Kelly.