Bubnov, Yu. N.; Etinger, M. Yu.; Ignatenko, A. V.
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Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1989 , # 6 p. 1343 - 1351

Gmelin Handbook: B: B-Verb.14, 5.6, page 212 - 224