"A normal form for stateful connectors" (2015) Bruni, R.;Melgratti, H.;Montanari, U. (...)Marti-Oliet N. Conference on Logic, Rewriting and Concurrency dedicated to Jose Meseguer on the Occasion of his 65th Birthday, 2015. 9200:205-227

"Connector algebras for C/E and P/T nets' interactions" (2013) Bruni, R.; Melgratti, H.; Montanaric, U.; Sobociński, P.L. Logical Methods in Computer Science. 9(3)

"A connector algebra for P/T nets interactions" (2011) Bruni, R.; Melgratti, H.; Montanari, U. 22nd Conference on Concurrency Theory, CONCUR 2011. 6901 LNCS:312-326