Ginak,A.I. et al.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1971 , vol. 7, p. 802 - 803
Khimiya Geterotsiklicheskikh Soedinenii, 1971 , vol. 7, p. 858

Ginak,A.I. et al.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1971 , vol. 7, p. 802 - 803
Khimiya Geterotsiklicheskikh Soedinenii, 1971 , vol. 7, p. 858