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Constructive Approximation > 2017 > 46 > 3 > 435-458
Annali di Matematica Pura ed Applicata ( 01923 -) > 2015 > 194 > 1 > 221-245
Constructive Approximation > 2017 > 46 > 3 > 435-458
Annali di Matematica Pura ed Applicata ( 01923 -) > 2015 > 194 > 1 > 221-245