Apolit
Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1921 , vol. 172, p. 1494
Annales de Chimie (Cachan, France), 1924 , vol. <10> 2, p. 98
Karve; Gharpure
Journal of the University of Bombay, Science: Physical Sciences, Mathematics, Biological Sciences and Medicine, 1939 , vol. 8/, p. 139
Chem.Abstr., 1940 , p. 3160