1. E. Best, H. Fleischhack (Eds.), PEP: Programming Environment Based on Petri Nets, Hildesheimer Informatik-Berichte, Vol. 14, Univ. Hildesheim, May 1995.
2. E. Best, R.P. Hopkins, B(PN)2—a basic Petri net programming notation, PARLE’93, Lecture Notes in Computer Science, Vol. 694, Springer, Berlin, 1993, pp. 379–390.
3. E. Best, M. Koutny, A refined view of the box algebra, ICPN’95, Lecture Notes in Computer Science, Vol. 935, Springer, Berlin, 1995, pp. 1–20.
4. E. Best, M. Koutny, Solving recursive net equations, ICALP’95, Lecture Notes in Computer Science, Vol. 944, Springer, Berlin, 1995, pp. 605–623.
5. E. Best, T. Thielke, Refinement for coloured Petri nets, FCT’97, Lecture Notes in Computer Science, Vol. 1279, Springer, Berlin, 1997, pp. 105–116.