1. New dithiozone titrimetric method for the microdetermination of thallium;Amer,1955
2. Volumetric determination of the small amount of thallium as thallium reinkate;Bagbanly;Uch. Zap. Azerb., Gos. Univ. Un. S. M. Kirova,1957
3. Determination of thallium as dichromate. I. Gravimetric and volumetric method;Bashilova;Zh. Anal. Khim,1958
4. Belcher, R., Nutten, A. J., and Stephen, W. I., Substituted benzidine and related compounds as reagents in analytical chemistry. VIII. 3,3′-dimethyl naphthidine as indicator in the titration of cadmium, calcium, indium with ferrocyanide. J. Chem. Soc., London 1951, 3444–3447.
5. Direct complexion titration with 2-(2,4-dinydroxy phenyl azo) pyridine as indicator;Busev;Nauch. Dokl. Vyssh. Shk. Skim. Khim Tekhnol,1959