Kirpichenok, M. A.; Fomina, L. Yu.; Grandberg, I. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 5 p. 482 - 491
Khimiya Geterotsiklicheskikh Soedinenii, 1991 , vol. 27, # 5 p. 606 - 618

Kirpichenok, M. A.; Gorozhankin, S. K.; Grandberg, I. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1990 , vol. 26, # 6 p. 698 - 701
Khimiya Geterotsiklicheskikh Soedinenii, 1990 , # 6 p. 836 - 841

Kirpichenok, M. A.; Gorozhankin, S. K.; Grandberg, I. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1990 , vol. 26, # 6 p. 698 - 701
Khimiya Geterotsiklicheskikh Soedinenii, 1990 , # 6 p. 836 - 841