Leon W. Hartman.
Phys. Rev. (Series I) 17, 65 (1903) - Published 1 August, 1903
E. F. Nichols and G. F. Hull
Phys. Rev. (Series I) 17, 91 (1903) - Published 1 August, 1903
William Francis Magie
Phys. Rev. (Series I) 17, 105 (1903) - Published 1 August, 1903
Edgar Buckingham
Phys. Rev. (Series I) 17, 117 (1903) - Published 1 August, 1903
Phys. Rev. (Series I) 17, 122 (1903) - Published 1 August, 1903
