Voronkov,M.G.; Fedotova,L.A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1968 , vol. 4, p. 678 - 680
Khimiya Geterotsiklicheskikh Soedinenii, 1968 , vol. 4, p. 935 - 938
Voronkov,M.G.; Fedotova,L.A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1968 , vol. 4, p. 678 - 680
Khimiya Geterotsiklicheskikh Soedinenii, 1968 , vol. 4, p. 935 - 938