"Soviet Union" . . "Russia" . . . . "Biography" . . . . . . . . . . . . . . "Bīograficheskīĭ slovarʹ professorov i prepodavateleĭ Imperatorskago S.-Peterburgskago universiteta za istekshui︠u︡ tretʹi︠u︡ chetvertʹ vi︠e︡ka ego sushchestvovanīi︠a︡, 1869-1894" . . "Biograficheskiĭ slovarʹ professorov i prepodavateleĭ Imperatorskago S.-Peterburgskago Universiteta za istekshui︠u︡ tretʹi︠u︡ chetvertʹ vi︠e︡ka ego sushchestvovanii︠a︡, 1869-1894" . . "Bio-bibliography" . . . . . . . .