1. F. Brech and L. Cross, Appl. Spectrose.,16, 59 (1962).
2. Chem. Eng. News,40, No. 36, 52 (1962).
3. H. Moenke and L. Moenke, Laser Micro-Emission Spectroscopy, Crane-Russak Co. (1974).
4. G. Menke and L. Menke (H. Moenke and L. Moenke), Laser Micro-Emission Spectroscopy [Russian translation], Mir, Moscow (1968).
5. N. V. Korolev, V. V. Ryukhin, and S. A. Gorbunov, Emission Microspectral Analysis [in Russian], Mashinostroenie, Leningrad (1971).