Mikhaleva, M. A.; Kolesnichenko, G. A.; Kizner, T. A.; Mamaev, V. P.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1988 , vol. 24, # 12 p. 1352 - 1354
Khimiya Geterotsiklicheskikh Soedinenii, 1988 , vol. 24, # 12 p. 1636 - 1639

Reger, Daniel L.; Gardinier, James R.; Grattan, T. Christian; Smith, Monica R.; Smith, Mark D.
New Journal of Chemistry, 2003 , vol. 27, # 11 p. 1670 - 1677

Mikhaleva, M. A.; Savel'ev, V. A.; Pavlyuchenko, A. I.; Grebenkin, M. F.; Mamaev, V. P.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 9 p. 994 - 1001
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 9 p. 1228 - 1235