Frequency conversion - Thomson, J. (John), 1905-; Turk, Walter Ernest, 1916-; Beesley, M. J. (London : Wykehem Publication Ltd., 1969)
Common conversion devices, by J. Thomson.--Light conversion devices, by W. E. Turk.--Masers and lasers, by M. J. Beesley
Bibliography : p. (125-127)
Keywords: Photoelectronic devices; Lasers