Pipko, Sergey E.; Bezgubenko, Ludmila V.; Sinitsa, Anatoliy D.; Rusanov, Eduard B.; Kapustin, Evgeniy G.; Povolotskii, Mark I.; Shvadchak, Volodymyr V.
Heteroatom Chemistry, 2008 , vol. 19, # 2 p. 171 - 177