Elsgolts, L. E. (Lev Ernestovich) (Personal Name)

LCCN 66-17308: His Introduction to the theory of differential equations with deviating arguments, 1966 (hdg.: Elsgolts, Lev Ernestovich; usage: L.E. Elsgolts)

LC data base, 11-18-83 (hdg.: Elsgolts, Lev Ernestovich; usage: L.E. Elsgolts; L. Elsgolts)

NUC (hdg.: Elsgolts, Lev Ernestovich; usage: L.E. Elsgolts [in Cyrillic])

LCCN 64-16170: His Qualitative methods in mathematical analysis, 1964 (hdg.: Elsgolts, Lev Ernestovich; usage: L.E. Elsgolc)

Istoriia otechestvennoi matematiki, 1917-1967, 1966-1970: v. 4, pt. 2, p. 626 (Elsgolts Lev Ernestovich; b. 1909; d. 1967; dokt. fiz.-mat. nauk (1961); prof. (1961); research worker, Un-t druzhby narodov im. P. Lumumby, 1961- )