Izvestii︠a︡ Akademii nauk Soi︠u︡za Sovetskikh Sot︠s︡ialisticheskikh Respublik =

ser.6 v.1 1907; ser.6 v.2 pt.1 1908; ser.6 v.2 pt.2 1908; ser.6 v.3 pt.1 1909; ser.6 v.3 pt.2 1909; ser.6 v.4 pt.1 1910; ser.6 v.4 pt.2 1910; ser.6 v.5 pt.1 1911; ser.6 v.5 pt.2 1911; ser.6 v.6 pt.1 1912; ser.6 v.6 pt.2 1912; ser.6 v.7 pt.1 1913; ser.6 v.7 pt.2 1913; ser.6 v.8 pt.1 1914; ser.6 v.8 pt.2 1914; ser.6 v.9 pt.1 1915; ser.6 v.9 pt.2 1915; ser.6 v.10 pt.1 1916; ser.6 v.13 pt.1 1919; ser.6 v.13 pt.2 1919; ser.6 v.14-15 1920-1921; ser.6 v.16 1922; ser.6 v.17 1923; ser.6 v.18 pt.2 1924; ser.6 v.19 1925; ser.6 v.20 pt.1 1926; ser.6:t.20:no.1-9 (1926); ser.6 v.20 pt.2 1926; ser.6 v.20 pt.3 1926; ser.6:t.20:no.10-18 (1926); ser.6 v.21 pt.1 1927; ser.6:t.21:no.1-11 (1927); ser.6 v.21 pt.2 1927; ser.6 v.21 pt.3 1927; ser.6:t.21:no.12-18 (1927)