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L.S. Efremova, “Small C 1-smooth perturbations of skew products and the partial integrability property”, Applied Mathematics and Nonlinear Sciences, 5:2 (2020), 317
Л. С. Ефремова, “Динамика косых произведений отображений интервала”, УМН, 72:1(433) (2017), 107–192 ; L. S. Efremova, “Dynamics of skew products of interval maps”, Russian Math. Surveys, 72:1 (2017), 101–178
Л. С. Ефремова, “Многозначные функции и неблуждающее множество косых произведений отображений интервала со сложной динамикой фактор-отображения”, Изв. вузов. Матем., 2016, № 2, 93–98 ; L. S. Efremova, “Multivalued functions and nonwandering set of skew products of maps of an interval with complicated dynamics of quotient map”, Russian Math. (Iz. VUZ), 60:2 (2016), 77–81
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