@article{10_14708_cm_v54i1_760,
     author = {Renata Malejki and Eugeniusz Wachnicki},
     title = {On the {Baskakov-Durrmeyer} type operators},
     journal = {Commentationes Mathematicae},
     pages = { 39--49},
     publisher = {mathdoc},
     volume = {54},
     number = {1},
     year = {2014},
     doi = {10.14708/cm.v54i1.760},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v54i1.760/}
}