Bartlett; Cohen Journal of the American Chemical Society, 1940 , vol. 62, p. 1183,1185 Full Text Show Details Lauer; Aoyama; Shingu Chemische Berichte, 1938 , vol. 71, p. 1151,1157 Full Text Show Details Rigaudy, Jean; Ahond, Monique; Barcelo, Jacques; Valt-Taphanel, Marie-Helene Bulletin de la Societe Chimique de France, 1981 , vol. 2, # 5-6 p. 223 - 230