@article{01747567, title = {On the zeros and critical points of a rational map.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {25}, year = {2001}, pages = {243-246}, doi = {10.1155/S0161171201011589}, zbl = {1007.30006}, language = {en}, url = {http://dml.mathdoc.fr/item/01747567} }
Buff, Xavier. On the zeros and critical points of a rational map.. International Journal of Mathematics and Mathematical Sciences, Tome 25 (2001) pp. 243-246. doi : 10.1155/S0161171201011589. http://gdmltest.u-ga.fr/item/01747567/