Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{IPM_1974__2_68919, author = {{\CYRYA}.{\CYRI}. {\CYRZ}{\cyra}{\cyrb}{\cyro}{\cyrt}{\cyri}{\cyrn}}, title = {{\CYREREV}{\cyrk}{\cyrv}{\cyri}{\cyrv}{\cyra}{\cyrl}{\cyre}{\cyrn}{\cyrt}{\cyrn}{\cyrery}{\cyre} {\cyro}{\cyrp}{\cyrr}{\cyre}{\cyrd}{\cyre}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrk}{\cyrv}{\cyra}{\cyrz}{\cyri}{\cyrv}{\cyrery}{\cyrp}{\cyru}{\cyrk}{\cyrl}{\cyro}{\cyrs}{\cyrt}{\cyri}}, journal = {Issledovanija po prikladnoj matematike}, pages = {43--55}, publisher = {mathdoc}, volume = {2}, year = {1974}, zbl = {0346.90039}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IPM_1974__2_68919/} }
Я.И. Заботин. Эквивалентные определения квазивыпуклости. Issledovanija po prikladnoj matematike, Tome 2 (1974), pp. 43-55. http://geodesic.mathdoc.fr/item/IPM_1974__2_68919/