Science Reports of National Tsing Hua University, Series A: Mathematical, Physical, and Engineering Sciences, , vol. 3, p. 461,465 Recueil des Travaux Chimiques des Pays-Bas, , vol. 59, p. 238,242, 244, 245 Journal of the Chinese Chemical Society (Peking), , vol. 13, p. 22,26,27 Recueil des Travaux Chimiques des Pays-Bas, , vol. 59, p. 231,233,234