%0 Journal Article %A Přikryl, Petr %T Optimal universal approximations of Fourier coefficients in spaces of continuous periodic functions %J Časopis pro pěstování matematiky %D 1972 %P 259-296 %V 097 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CPM.1972.108675/ %R 10.21136/CPM.1972.108675 %G en %F 10_21136_CPM_1972_108675