Kukharev, B. F.; Stankevich, V. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 11 p. 1215
Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 11 p. 1560 - 1561

Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 22, # 4 p. 437 - 439
Khimiya Geterotsiklicheskikh Soedinenii, , vol. 22, # 4 p. 533 - 535

Kukharev, B. F.; Stankevich, V. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 11 p. 1215
Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 11 p. 1560 - 1561

Kukharev, B.F.; Stankevich, V.K.; Kukhareva, V.A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 4 p. 437 - 439
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 4 p. 533 - 535