Nitroalkyl-substituted tetrahydropyrazines in syntheses of azapolycyclic compounds [Electronic resource] / P. A. Slepukhin, N. N. Mochul`skaya, L. P. Sidorova, G. L. Rusinov, M. A. Ezhikova, M. I. Kodess, O. N. Kazheva, A. N. Chekhlov, O. A. Dyachenko, V. N. Charushin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 2005. - Vol. 54. - № 9. - P. 2197-2203. - Библиогр. : с. 2203 (13 назв. ). - URL: http://www.springerlink.com/content/dt2885832n660330/fulltext.pdf (Дата обращения: 21.10.2011)