Irina A. Kornilaeva. «Farewell, Bělgradъ…» (on the history of toponyms and their derivatives)
RJANO. 2013. № 2 (26), Pages. 249 - 262

О. F. Zholobov. On reflexes of the Injunctive in Old Russian literary sources
RJANO. 2012. № 1 (23), Pages. 194 - 231