Carey, A. R. Edwin; Eustace, Stephen; O'Ferall, Rory A. More; Murray, Brian A.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1993 , # 11 p. 2285 - 2296

Lapachev, V. V.; Stekhova, S. A.; Mainagashev, I. Ya.; Fedotov, M. A.; Khall, V. E.; Mamaev, V. P.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 6 p. 633 - 639
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 6 p. 802 - 809

Lapachev, V. V.; Stekhova, S. A.; Mainagashev, I. Ya.; Fedotov, M. A.; Khall, V. E.; Mamaev, V. P.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 6 p. 633 - 639
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 6 p. 802 - 809

Carey, A. R. Edwin; Eustace, Stephen; O'Ferall, Rory A. More; Murray, Brian A.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1993 , # 11 p. 2285 - 2296

Lapachev, V. V.; Stekhova, S. A.; Mainagashev, I. Ya.; Fedotov, M. A.; Khall, V. E.; Mamaev, V. P.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 6 p. 633 - 639
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 6 p. 802 - 809