File International Conference on High Energy Physics, Lisbon (Portugal), July 9-15, 1981. Correspondence from year 1981
File International School of Physics "Ettore Majorana", Erice, March 13-21, 1979; EPS Conference, Geneva 1979; Lectures 1979
File International School of Subnuclear Physics, Erice, 1974 - Cracow School of Theoretical Physics, Cracow, 1974 - Finnish Summer School in Theoretical Physics, Helsinki, 1974. Correspondence from year 1974.
File J.L. Basdevant, G. Preparata, The structure of strong interactions in anisotropic chromodynamics, Nuovo Cimento A67 (1982) 19
File J.L. Basdevant, P. Colangelo, G. Preparata, The structure of strong interactions in anisotropic chromodynamics. II. The meson spectrum, Nuovo Cimento A71 (1982) 445