@article{PORMA_1961__20_1_114852,
     author = {McCarthy, Paul J.},
     title = {Characterizations of classical polynomials},
     journal = {Portugaliae mathematica},
     pages = {47--52},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1961},
     mrnumber = {0126570},
     zbl = {0188.12401},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1961__20_1_114852/}
}