Ingo W. D. Hackh
Phys. Rev. 13, 165 (1919) - Published 1 March, 1919
Sudhansukumar Banerji
Phys. Rev. 13, 171 (1919) - Published 1 March, 1919
R. A. Porter
Phys. Rev. 13, 189 (1919) - Published 1 March, 1919
Was. Şulejkin
Phys. Rev. 13, 197 (1919) - Published 1 March, 1919
Howard A. Pidgeon
Phys. Rev. 13, 209 (1919) - Published 1 March, 1919
Megh Nad Saha
Phys. Rev. 13, 238 (1919) - Published 1 March, 1919
