Journal of Approximation Theory
Journal of Approximation Theory > 2005 > 132 > 1 > 97-148
Journal of Approximation Theory > 2005 > 134 > 2 > 171-174
Journal of Approximation Theory > 2005 > 132 > 1 > 97-148
Journal of Approximation Theory > 2005 > 134 > 2 > 171-174