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Australian Journal of Chemistry, 1992 , vol. 45, # 2 p. 371 - 384

Kotovskaya, S. K.; Mokrushina, G. A.; Postovskii, I. Ya.; Polyakova, M. V.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1981 , vol. 17, # 5 p. 480 - 483
Khimiya Geterotsiklicheskikh Soedinenii, 1981 , # 5 p. 654 - 657

Cmoch; Kamienski; Kamienska-Trela; Stefaniak; Webb
Journal of Physical Organic Chemistry, 2000 , vol. 13, # 8 p. 480 - 488

Cmoch; Kamienski; Kamienska-Trela; Stefaniak; Webb
Journal of Physical Organic Chemistry, 2000 , vol. 13, # 8 p. 480 - 488

Kotovskaya, S. K.; Mokrushina, G. A.; Postovskii, I. Ya.; Polyakova, M. V.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1981 , vol. 17, # 5 p. 480 - 483
Khimiya Geterotsiklicheskikh Soedinenii, 1981 , # 5 p. 654 - 657