Journal of Approximation Theory
Journal of Approximation Theory > 2002 > 116 > 2 > 380-396
Journal of Approximation Theory > 2004 > 126 > 1 > 40-51
Journal of Approximation Theory > 2005 > 133 > 2 > 284-296
Journal of Approximation Theory > 2002 > 116 > 2 > 380-396
Journal of Approximation Theory > 2004 > 126 > 1 > 40-51
Journal of Approximation Theory > 2005 > 133 > 2 > 284-296