A SEARCH FOR PRIMARY COSMIC GAMMA-RADIATION .1.

[1] BEST NR, 1950, ELECTRONICS, V23, P82

[2] BOWEN, 1938, PHYS REV, V53, P855

[3] BROWN, 1949, PHIL MAG, V40, P862

[4] CAMERINI, 1949, PHIL MAG, V40, P1073

[5] CRITCHFIELD, 1950, PHYS REV, V79, P402

[6] HEITLER W, 1944, QUANTUM THEORY RAD, P223

[7] MILLIKAN, 1944, PHYS REV, V66, P295

[8] MILLIKAN, 1942, PHYS REV, V61, P397

[9] NON-PRIMARY COSMIC-RAY ELECTRONS ABOVE THE EARTHS ATMOSPHERE [J]. PHYSICAL REVIEW, 1947, 71 (05): : 325 - 326

[10] COMPARISON OF CALCULATIONS ON CASCADE THEORY [J]. PHYSICAL REVIEW, 1949, 76 (11): : 1563 - 1571

[1] BEST NR, 1950, ELECTRONICS, V23, P82

[2] BOWEN, 1938, PHYS REV, V53, P855

[3] BROWN, 1949, PHIL MAG, V40, P862

[4] CAMERINI, 1949, PHIL MAG, V40, P1073

[5] CRITCHFIELD, 1950, PHYS REV, V79, P402

[6] HEITLER W, 1944, QUANTUM THEORY RAD, P223

[7] MILLIKAN, 1944, PHYS REV, V66, P295

[8] MILLIKAN, 1942, PHYS REV, V61, P397

[9] NON-PRIMARY COSMIC-RAY ELECTRONS ABOVE THE EARTHS ATMOSPHERE [J]. PHYSICAL REVIEW, 1947, 71 (05): : 325 - 326

[10] COMPARISON OF CALCULATIONS ON CASCADE THEORY [J]. PHYSICAL REVIEW, 1949, 76 (11): : 1563 - 1571