@article{GDZPPN002088967,
title = {Critical Points of an Algebraic Function.},
journal = {Inventiones mathematicae},
volume = {14},
year = {1971},
pages = {210-224},
zbl = {0223.14003},
url = {http://dml.mathdoc.fr/item/GDZPPN002088967}
}
Iversen, B. Critical Points of an Algebraic Function.. Inventiones mathematicae, Tome 14 (1971) pp. 210-224. http://gdmltest.u-ga.fr/item/GDZPPN002088967/