@article{GDZPPN002443627, title = {The cohomology of holomorphic self maps of the Riemann sphere.}, journal = {Mathematische Zeitschrift}, volume = {220}, year = {1995}, pages = {179-190}, zbl = {0814.55003}, url = {http://dml.mathdoc.fr/item/GDZPPN002443627} }
Havlicek, John W. The cohomology of holomorphic self maps of the Riemann sphere.. Mathematische Zeitschrift, Tome 220 (1995) pp. 179-190. http://gdmltest.u-ga.fr/item/GDZPPN002443627/