Voronkov,M.G.; Zelchan,G.I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1965 , vol. 1, p. 33 - 37
Khimiya Geterotsiklicheskikh Soedinenii, 1965 , vol. 1, p. 51 - 57
Voronkov,M.G.; Zelchan,G.I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1965 , vol. 1, p. 33 - 37
Khimiya Geterotsiklicheskikh Soedinenii, 1965 , vol. 1, p. 51 - 57