Invariant wave equations : proceedings of the "Ettore Majorana" International School of Mathematical Physics held in Erice, June 27 to July 9, 1977 - Ettore Majorana International School of Mathematical Physics (1977 : Erice, Italy).; Velo, Giorgio; Wightman, Arthur S. (Berlin : Springer-Verlag, 1978)
Keywords: Wave equations, Invariant -- Addresses, essays, lectures