ABSTRACT
Aleksandrov 1963, 1964; Al'kor 1931; Anonymous 1928-9; Bartol'd 1910 (decline); A. Bogdanov 1878-9; Boiko 1987, etc.; Cheremisina 1992; Comrie 1981, 1992, 1994; Decsy 1988; Dobrova-Iadrintseva 1925; Dolgikh 1934, 1949a,b, 1950, 1952b, 1956, 1957, 1958 and 1960 (seventeenth century), 1982; E. Egorov 1992; K. Egorov 1997; Findeisen 1928b (impending extinction); Glinka 1914; Grimes and Grimes 1996 (basic figures); Gunnemark 1991; Gurvich 1987; Gurvich and Dolgikh 1970; Gurvich and Sokolova 1991; Isachenko 1915; Kazakevich 1994, 1995; Kharchenko 1986; Krivonogov 1994, 1995b,c,d,e, 1996a,b,c, 1997a,b,c, 1998 (major work); Kuftin 1926; L'vov 1931; Mordvinov 1860; Neroznak 1994; Oldenburg and Rudenko 1929; Orekhov 1963; Patkanov (various works); Plotnikov 1925; Rudenko 1929; Savoskul 1978; Shneider 1928; Shneider and Dobrova-Iadrintseva 1928; Shrenk 1883; Solntsev 1992; Tarasenkov 1930; Vakhtin 1993, 1994; Zarubin 1927.
