共 19 条
[12]
GURGAPRASAD N, 1963, 1963 P INT C COSM RA, V3, P17
[13]
HAYAKAWA S, 1964, PROGR THEORET PH S30, P153
[17]
ROLL PG, 1966, PHYS REV LETTERS, V16, P414
[19]
WEBBER WR, 1965, P INT C COSMIC RAYS, V1, P407