@article{ETNA_2000__11__a1,
     author = {Guti\'errez, R. and Rodriguez, J. and S\'aez, A.J.},
     title = {Approximation of hypergeometric functions with matricial argument through their development in series of zonal polynomials},
     journal = {Electronic transactions on numerical analysis},
     pages = {121--130},
     publisher = {mathdoc},
     volume = {11},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2000__11__a1/}
}