共 3 条
[1]
HARRIS NL, 1950, ENGINEER 1103
[2]
KOSTERS W, 1950, COMITE INT POIDS MES, V22
[3]
LAMPS AND WAVELENGTHS OF MERCURY-198
[J].
JOURNAL OF RESEARCH OF THE NATIONAL BUREAU OF STANDARDS,
1950, 44 (05)
:447-455