@article{MABA_2011_25_5_a7,
     author = {S. Piric and Z. Sabanac},
     title = {Cesaro {Summability} in {Some} {Orthogonal} {Systems}},
     journal = {Mathematica balkanica},
     pages = {519},
     year = {2011},
     volume = {25},
     number = {5},
     url = {http://geodesic.mathdoc.fr/item/MABA_2011_25_5_a7/}
}