L. Boi
Walter Dittrich
Anatoliy Evtukh
V. L. Ginzburg
H. M. Fried
Giovanni Cantatore
Källén, Gunnar
Luciano Boi
E. Zavattini
Workshop on QCD Vacuum Structure and its Applications (1992 American University of Paris)
NATO Advanced Study Institute (1973 Val-Morin, Québec)
A. E. Shabad
Constantin Meis
Meis Constantin
D. M. Gitman
A. Ye. Shabad
Adriatico Conference (1987 Trieste, Italy)