@article{05695197, title = {On rate of approximation by modified Beta operators.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2009}, year = {2009}, doi = {10.1155/2009/205649}, zbl = {1186.41017}, language = {en}, url = {http://dml.mathdoc.fr/item/05695197} }
Maheshwari, Prerna; Gupta, Vijay. On rate of approximation by modified Beta operators.. International Journal of Mathematics and Mathematical Sciences, Tome 2009 (2009) . doi : 10.1155/2009/205649. http://gdmltest.u-ga.fr/item/05695197/