@article{JIS_2008__11_5_a5,
     author = {Della Riccia, Giacomo},
     title = {Riordan arrays, {Sheffer} sequences and "orthogonal" polynomials},
     journal = {Journal of integer sequences},
     publisher = {mathdoc},
     volume = {11},
     number = {5},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2008__11_5_a5/}
}