共 3 条
- [1] ALTITUDE DEPENDENCE OF PENETRATING PARTICLES SLOWED DOWN AFTER TRAVERSING 15-CM OF LEAD PHYSICAL REVIEW, 1949, 76 (06): : 851 - 851
- [2] LATITUDE DEPENDENCE AT 30,000 FEET OF PENETRATING PARTICLES SLOWED DOWN AFTER TRAVERSING 15-CM OF LEAD PHYSICAL REVIEW, 1949, 76 (03): : 444 - 445
- [3] THE HARD COMPONENT OF COSMIC RADIATION AS AFFECTED BY THE VARIATION IN AIR MASS DISTRIBUTION WITH LATITUDE PHYSICAL REVIEW, 1948, 73 (07): : 804 - 805