@article{1256050741, author = {Talpur, M. N. M.}, title = {Generalization of a theorem of Hayman to $R^{n}$}, journal = {Illinois J. Math.}, volume = {19}, number = {4}, year = {1975}, pages = { 412-423}, language = {en}, url = {http://dml.mathdoc.fr/item/1256050741} }
Talpur, M. N. M. Generalization of a theorem of Hayman to $R^{n}$. Illinois J. Math., Tome 19 (1975) no. 4, pp. 412-423. http://gdmltest.u-ga.fr/item/1256050741/