Journal of Approximation Theory
Journal of Approximation Theory > 1997 > 88 > 3 > 316-353
Journal of Approximation Theory > 1997 > 88 > 3 > 354-369
Journal of Approximation Theory > 1997 > 88 > 3 > 304-315
Journal of Approximation Theory > 1997 > 88 > 3 > 370-383
Journal of Approximation Theory > 1997 > 88 > 3 > 275-303