H. J. van der Bijl

Phys. Rev. 12, 171 (1918) - Published 1 September, 1918

A. G. Worthing

Phys. Rev. 12, 199 (1918) - Published 1 September, 1918

A. E. Caswell and Cecil A. McKay

Phys. Rev. 12, 226 (1918) - Published 1 September, 1918

A. E. Caswell.

Phys. Rev. 12, 231 (1918) - Published 1 September, 1918

Kôtarô Honda

Phys. Rev. 12, 238 (1918) - Published 1 September, 1918

S. R. Williams

Phys. Rev. 12, 243 (1918) - Published 1 September, 1918