Kost, A. N.; Terenin, V. I.; Yudin, L. G.; Sagitullin, R. S.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , p. 965 - 969
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 9 p. 1272 - 1277
Grimshaw, James; Haslett, Reginald J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1980 , p. 657 - 660
Kost, A. N.; Terenin, V. I.; Yudin, L. G.; Sagitullin, R. S.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , p. 965 - 969
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 9 p. 1272 - 1277