with Chiatti, L. , Cini, M. , 1995, Macroscopic quantum coherence as a test of quantum mechanics, in C. Garola & A. Rossi (eds.), The foundations of quantum mechanics, Dordrecht, Springer, pp. 147-153.
with De Angelis, G. F. , 1995a, Relativistic quantum mechanics and path integral for Klein-Gordon equation, in C. Garola & A. Rossi (eds.), The foundations of quantum mechanics, Dordrecht, Springer, pp. 187-200.