Ventt︠s︡elʹ, E. S. (Elena Sergeevna) (Personal Name)

Non-Latin script reference not evaluated.

Her Operations research, 1983: t.p. (E.S. Wentzel) cover (Elena S. Wentzel)

LC manual auth. cd. (hdg.: Ventt︠s︡elʹ, Elena Sergeevna; usage: E.S. Ventt︠s︡elʹ)

Grekova, I. The ship of widows, 1985: t.p. (I. Grekova) p. v (I. Grekova is a pseudomym of Elena Sergeevna Ventzel, mathematician)

Her Applied problems in probability theory, 1986: t.p. (E. Wentzel) jkt. (Professor Elena Sergeevna Wentzel, D.Sc. (Eng.))

Svezho predanie, 2002: t.p. (I. Grekova) p. 4 of cover (I. Grekova - psevdonim Eleny Sergeevny Ventt︠s︡elʹ (1906-2002))

Elemente der Spieltheorie, c1962: t.p. (J. S. Wentzel)

OCLC database, Sept. 15, 2006 (hdg.: Ventt︠s︡elʹ, E. S. (Elena Sergeevna); usages: E. Wentzel; E. S. Wentzel; E. S. Ventsel; E. S. Véntsel; Ye. S. Venttsel; Ye. S. Venttselʹ; E. S. Wentsel; h. Ventsel) (hdg.: Ventsel, H︠el︡ene; usage not given) (Ventsel, H.; usage: H. Ventsel)

Википедия = Vikipedii︠a︡ WWW site, 20 Dec., 2016 (Вентцель, Елена Сергеевна = Ventt︠s︡elʹ, Elena Sergeevna; literaturnyĭ psevdonim I. Grekova; urozhdënnai︠a︡ Dolgint︠s︡eva; 8 (21) marta 1907, Revelʹ, Rossiĭskai︠a︡ imperii︠a︡, nyne Tallin, Estonii︠a︡-15 apreli︠a︡ 2002, Moskva, Rossii︠a︡; sovetskiĭ matematik, avtor uchebnikov po teorii veroi︠a︡tnosteĭ i issledovanii︠u︡ operat︠s︡iĭ, russkiĭ prozaik, doktor tekhnicheskikh nauk (1954), professor (1955)) https://ru.wikipedia.org/wiki/%D0%92%D0%B5%D0%BD%D1%82%D1%86%D0%B5%D0%BB%D1%8C,_%D0%95%D0%BB%D0%B5%D0%BD%D0%B0_%D0%A1%D0%B5%D1%80%D0%B3%D0%B5%D0%B5%D0%B2%D0%BD%D0%B0