@Article{ ZARZO_Ronveaux-_Godoy-:349-359,
author = { ALEJANDRO ZARZO ALTAREJOS and Antoine Ronveaux- and Enrique Godoy- } ,
title = { FOURTH ORDER DIFFERENTIAL EQUATION SATISFIED BY THE ASSOCIATED OF ANY ORDER OF ALL CLASSICAL ORTHOGONAL POLYNOMIALS. A STUDY OF THEIR DISTRIBUTION OF ZEROS },
journal = { Journal of Computational and Applied Mathematics },
year = { 1993 },
volume = { 49 },
pages = { 349-359 },
}