1. Determination of potassium in micas;Abbey;Chem. Canad.,1960
2. Investigation of the composition of two silicate rocks;Ahrens;U. S. Geol. Surv. Bull. 1113,1960
3. A study of interferences in emission and absorption flame photometry;Baker,1961
4. Compston W. and Vernon M. J. (1962) Personal communication.
5. Flame Photometry;Dean,1960