Notes of the Imperial Academy of Sciences.T. 68.

Notes of the Imperial Academy of Sciences.- St. Petersburg: B. and., 1862. -.I. Academy of Sciences (St. Petersburg).Electronic Source: PBT. 68: (with 2 tab. And 1 cards.).- A type.Imp.Acad.Sciences, 1892. - [1024] p.section.Pag.: Tab., Cards., Damn .. -Bibliogr.in a substrateNote.And in the text of individual articles.- ALP.decree.By 68 tons. "Notes Acad. Sciences": before applications..Electronic Source: PB