Gracheva, I. N.; Kovel'man, I. R.; Tochilkin, A. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 6 p. 594 - 597
Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 6 p. 785 - 788
Gracheva, I. N.; Kovel'man, I. R.; Tochilkin, A. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 6 p. 594 - 597
Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 6 p. 785 - 788
Gracheva, I. N.; Kovel'man, I. R.; Tochilkin, A. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 6 p. 594 - 597
Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 6 p. 785 - 788
