A. von Hippel

Rev. Mod. Phys. 22, 221 (1950) - Published 1 July, 1950

Emilio Segré and A. C. Helmholz

Rev. Mod. Phys. 22, 237 (1950) - Published 1 July, 1950

R. T. Cox

Rev. Mod. Phys. 22, 238 (1950) - Published 1 July, 1950

Robert K. Adair

Rev. Mod. Phys. 22, 249 (1950) - Published 1 July, 1950