@article{GDZPPN002207184, title = {Fatness of covers.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, volume = {405}, year = {1990}, pages = {154-165}, zbl = {0675.57001}, url = {http://dml.mathdoc.fr/item/GDZPPN002207184} }
Petersen, Peter. Fatness of covers.. Journal für die reine und angewandte Mathematik, Tome 405 (1990) pp. 154-165. http://gdmltest.u-ga.fr/item/GDZPPN002207184/