Smirnowa et al. Doklady Akademii Nauk SSSR, 1952 , vol. 84, p. 737,738 Chem.Abstr., 1953 , p. 3233 Full Text Show Details Hill; Wadsoe Acta Chemica Scandinavica (1947-1973), 1968 , vol. 22, p. 1590,1593