1. ADVANCES IN THE CHEMISTRY OF 3-CYANOPYRIDIN-2(1H)-ONES, -THIONES, AND -SELENONES
2. Babichev, F. S., Sharanin, Yu. A., Litvinov, V. P., Promonenkov, V. K., and Volovenko, Yu. M.Vnutrimolekulyarnoe vzaimodeistvie nitrilinoi i CH_, OH_ i S—H_grupp [Intramolecular Interactions of the Nitrile Group with the CH, OH, and SH Groups];Naukova Dumka:Kiev, 1985; p200(in Russian).