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%0 Journal Article
%A Dahmen, Wolfgang
%T On best approximation and de la Vallée sums
%J Mat. Zametkii
%V 5
%M RWTH-CONV-062022
%P 671-683
%D 1978
%F PUB:(DE-HGF)16
%9 Journal Article
%U https://publications.rwth-aachen.de/record/185557