Fluorine-Containing Heterocycles. XII. Fluorine-Containing Quinazolin-4-ones and Azolo[a]quinazolinone Derivatives [Electronic resource] / G. N. Lipunova, E. V. Nosova, A. A. Laeva, M. I. Kodess, V. N. Charushin // Russian Journal of Organic Chemistry (Translation of Zhurnal Organicheskoi Khimii). - 2005. - Vol. 41, № 7. - P. 1071-1080. - URL: http://www.springerlink.com/content/n453658641347384/fulltext.pdf. - (Дата обращения: 28.10.2011 г.)