Anikin, O. V.; Chlenov, I. E.; Tartakovskii, V. A.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1990 , vol. 39, # 1.2 p. 200 - 202
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1990 , # 1 p. 217 - 219

Unterhalt; Seebach; Thamer
Archiv der Pharmazie, 1978 , vol. 311, # 1 p. 47 - 51