Geodesic
Limit sets for maps of the circle
Matematičeskie zametki, Tome 79 (2006) no. 5, pp. 736-742.

Voir la notice de l'article provenant de la source Math-Net.Ru

A trick which reduces some questions concerning the dynamics of self-maps of the circle to similar questions about self-maps of the interval is suggested and applied to answer two questions of Block and Coppel. 
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V. V. Redkozubov. Limit sets for maps of the circle. Matematičeskie zametki, Tome 79 (2006) no. 5, pp. 736-742. http://geodesic.mathdoc.fr/item/MZM_2006_79_5_a9/

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