@article{00772733,
title = {Periods of periodic points for transitive degree one maps of the circle with a fixed point.},
journal = {Acta Mathematica Universitatis Comenianae. New Series},
volume = {61},
year = {1992},
pages = {11-19},
zbl = {0820.58034},
language = {en},
url = {http://dml.mathdoc.fr/item/00772733}
}
Hidalgo, M.C. Periods of periodic points for transitive degree one maps of the circle with a fixed point.. Acta Mathematica Universitatis Comenianae. New Series, Tome 61 (1992) pp. 11-19. http://gdmltest.u-ga.fr/item/00772733/