Voir la notice de l'article provenant de la source Biblioteca Digitale Italiana di Matematica
[1] , , , , , and , «Nuovo Cimento», 8, 166 (1958).
[2] , and , «Nuovo Cimento», 50 A, 71 (1969), «Lett. Nuovo Cimento», 1, 705 (1969), «Nuovo Cimento», 62 A, 174 (1969), «Lett. Nuovo Cimento», 4, 113, (1970).
[3] Some of the results reported here were reported also at the XI international conference on Cosmic Ray Budapest, 1969. , et al., Reports to the XI Cosmic Ray Conference in Budapest (1969).
[4] Symposium on Cosmic Rays, Brazil 1941, «Boulder Summer School», 1, p. 1958.
[5] and , «Nuovo Cimento», 70A, 632 (1970).
[6] Preprint of Centro Brasileno de Pesquires Physicas, Rio de Janeiro 1970.
[7] , Symposium on meson theories, Kyoto, Japan (1965).