Journal of Approximation Theory
Journal of Approximation Theory > 2006 > 143 > 1 > 124-133
Journal of Approximation Theory > 2009 > 157 > 2 > 113-126
Journal of Approximation Theory > 2009 > 159 > 1 > 128-153
Journal of Approximation Theory > 2009 > 161 > 2 > 645-655
Journal of Approximation Theory > 2013 > 173 > Complete > 1-13
Journal of Approximation Theory > 2015 > 189 > Complete > 101-122
Journal of Approximation Theory > 2015 > 189 > Complete > 170-180