@article{05036723, title = {A preserving property of the generalized Bernardi integral operator.}, journal = {General Mathematics}, volume = {12}, year = {2004}, pages = {67-71}, zbl = {1092.30008}, language = {en}, url = {http://dml.mathdoc.fr/item/05036723} }
Acu, Mugur. A preserving property of the generalized Bernardi integral operator.. General Mathematics, Tome 12 (2004) pp. 67-71. http://gdmltest.u-ga.fr/item/05036723/