Journal of Approximation Theory
Journal of Approximation Theory > 2000 > 102 > 1 > 141-154
Journal of Approximation Theory > 2002 > 114 > 2 > 242-268
Journal of Approximation Theory > 2006 > 141 > 2 > 118-133
Journal of Approximation Theory > 2011 > 163 > 10 > 1400-1418
Journal of Approximation Theory > 2012 > 164 > 10 > 1402-1414
Journal of Approximation Theory > 2017 > 216 > C > 86-116