H. H. Barschall
Rev. Mod. Phys. 24, 120 (1952) - Published 1 July, 1952
Paul H. Barrett, Lowell M. Bollinger, Giuseppe Cocconi, Yehuda Eisenberg, and Kenneth Greisen
Rev. Mod. Phys. 24, 133 (1952) - Published 1 July, 1952
M. Goldhaber and R. D. Hill
Rev. Mod. Phys. 24, 179 (1952) - Published 1 July, 1952