Saveliev-Rostislavich, Nikolai Vasilyevich (-1854).
A new source of Bulgarian history to explain the chronology and genealogy of the Bulgarian sovereigns of the 9th century: An extract from "Slavs." / [N. Saveliev]. - [St. Petersburg, 1844]. -21 s. ; 24. - Author. is listed at the end of the text. From the Journal. Min. b. pros. 1844, No. 6. - Without a tit. l. and the region
I. Rostislavich, Nikolai Vasilyevich (-1854).
Source of electronic copy: RSL Location of original: U 226/2088