@article{GMJ_1994__1_5_47079,
     author = {Pych-Taberska, Paulina},
     title = {On the {Durrmeyer-type} modification of some discrete approximation operators.},
     journal = {Georgian Mathematical Journal},
     pages = {523--536},
     publisher = {mathdoc},
     volume = {1},
     number = {5},
     year = {1994},
     zbl = {0807.41012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_1994__1_5_47079/}
}