Marsden, Stephen P.; Steer, James T.; Orlek, Barry S.
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Kelarev, V. I.; Shvekhgeimer, G. A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 5 p. 501 - 506
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , # 5 p. 645 - 650