Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1989_25_9_a32, author = {N. P. Erugin}, title = {Mary {Lucy} {Cartwright}}, journal = {Differencialʹnye uravneni\^a}, pages = {1642--1646}, publisher = {mathdoc}, volume = {25}, number = {9}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1989_25_9_a32/} }
N. P. Erugin. Mary Lucy Cartwright. Differencialʹnye uravneniâ, Tome 25 (1989) no. 9, pp. 1642-1646. http://geodesic.mathdoc.fr/item/DE_1989_25_9_a32/