1. An estimate on the rate of convergence of Bezier type summation integral operators;Gupta;Kyungpook Math. J.,2003
2. On the Bezier variant of Srivastava–Gupta operators;Ispir;Appl. Math. E Notes,2005
3. Simultaneous approximation by Baskakov–Durrmeyer operators;Qi;Chinese Quart. J. Math.,2001
4. On simultaneous approximation by modified Lupas operators;Sahai;J. Approx. Theory,1985
5. a certain family of summation integral type operators;Srivastava;Math. Comput. Model.,2003