@article{ASUO_2011_XIX_1_a20, author = {Ovidiu T. Pop and Mircea D. Farcas and Dan Barbosu }, title = { On a general class of linear and positive operators }, journal = {Analele Universit\u{a}\c{t}ii "Ovidius" Constan\c{t}a Seria Matematic\u{a}}, publisher = {mathdoc}, volume = {XIX}, number = {1}, year = {2011}, url = {http://geodesic.mathdoc.fr/item/ASUO_2011_XIX_1_a20/} }