@article{GDZPPN002440032, title = {A non-linear version of Swan's theorem.}, journal = {Mathematische Zeitschrift}, volume = {209}, year = {1992}, pages = {467-480}, zbl = {0760.58001}, url = {http://dml.mathdoc.fr/item/GDZPPN002440032} }
Manoharan, P. A non-linear version of Swan's theorem.. Mathematische Zeitschrift, Tome 209 (1992) pp. 467-480. http://gdmltest.u-ga.fr/item/GDZPPN002440032/