@article{ETNA_1999__9__a5,
     author = {Koepf, Wolfram},
     title = {Software for the algorithmic work with orthogonal polynomials and special functions},
     journal = {Electronic transactions on numerical analysis},
     pages = {77--101},
     publisher = {mathdoc},
     volume = {9},
     year = {1999},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_1999__9__a5/}
}