Contemporary physics: Trieste Symposium. Proceedings of the International Symposium on Contemporary Physics organized by and held at the International Centre for Theoretical Physics, Trieste, from 7 to 28 June 1968.
Scientific secretary: L. Fonda. Symposium director: Abdus Salam.
- Vienna, International Atomic Energy Agency, 1969.
- 2 v. 24 cm.