John Mills
Phys. Rev. (Series I) 18, 65 (1904) - Published 1 February, 1904
D. B. Brace
Phys. Rev. (Series I) 18, 70 (1904) - Published 1 February, 1904
Charles A Kraus
Phys. Rev. (Series I) 18, 89 (1904) - Published 1 February, 1904
S. J. Barnett
Phys. Rev. (Series I) 18, 104 (1904) - Published 1 February, 1904
Phys. Rev. (Series I) 18, 116 (1904) - Published 1 February, 1904