I. Spectroscopic methods the primary standard of wave-length

[1] BUISSON H, 1912, J PHYS, V2, P442

[2] Jackson C. V., 1936, P ROY SOC A, V155, P407

[3] MEGGERS WF, UNPUB

[4] MEISSNER KW, 1942, J OPT SOC AM, V32, P196

[5] MICHELSON AA, 1992, PHILOS MAG, V34, P280

[6] The intensity distribution of the red Cd Line in molecular beam when excited by electron impact. [J]. ZEITSCHRIFT FUR PHYSIK, 1935, 95 (5-6): : 284 - 298

[7] PERARD A, 1934, COMPTES RENDUS, V198, P727

[8] Intarferential comparison of the red and other radiations emitted by a new cadmium lamp and Michelson lamp [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1933, 139 (837) : 202 - 218

[9] SEARS JE, 1936, SCI PROGR, V31, P209

[10] Comment on the hyperfine structure of the red Cd Line lambda 6438 and on hyperfine structure in Sr, Sn and Mg. [J]. ZEITSCHRIFT FUR PHYSIK, 1935, 94 (9-10): : 590 - 596

[1] BUISSON H, 1912, J PHYS, V2, P442

[2] Jackson C. V., 1936, P ROY SOC A, V155, P407

[3] MEGGERS WF, UNPUB

[4] MEISSNER KW, 1942, J OPT SOC AM, V32, P196

[5] MICHELSON AA, 1992, PHILOS MAG, V34, P280

[6] The intensity distribution of the red Cd Line in molecular beam when excited by electron impact. [J]. ZEITSCHRIFT FUR PHYSIK, 1935, 95 (5-6): : 284 - 298

[7] PERARD A, 1934, COMPTES RENDUS, V198, P727

[8] Intarferential comparison of the red and other radiations emitted by a new cadmium lamp and Michelson lamp [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1933, 139 (837) : 202 - 218

[9] SEARS JE, 1936, SCI PROGR, V31, P209

[10] Comment on the hyperfine structure of the red Cd Line lambda 6438 and on hyperfine structure in Sr, Sn and Mg. [J]. ZEITSCHRIFT FUR PHYSIK, 1935, 94 (9-10): : 590 - 596