@article{00772771,
title = {Rotation sets for some non-continuous maps of degree one.},
journal = {Acta Mathematica Universitatis Comenianae. New Series},
volume = {61},
year = {1992},
pages = {167-183},
zbl = {0822.58014},
language = {en},
url = {http://dml.mathdoc.fr/item/00772771}
}
Esquembre, F. Rotation sets for some non-continuous maps of degree one.. Acta Mathematica Universitatis Comenianae. New Series, Tome 61 (1992) pp. 167-183. http://gdmltest.u-ga.fr/item/00772771/