Lusis, V. K.; Mutsenietse, D. Kh.; Dubur, G. Ya.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 10 p. 1104 - 1107
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 10 p. 1363 - 1366

Lusis, V. K.; Mutsenietse, D. Kh.; Dubur, G. Ya.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 10 p. 1104 - 1107
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 10 p. 1363 - 1366