%0 Journal Article %A D. L. Berman %T An investigation of interpolation processes constructed with an extended system of P.\,L.~Chebyshev nodes %J Doklady Akademii Nauk %D 1967 %P 239-242 %V 176 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1967_176_2_a0/ %G ru %F DAN_1967_176_2_a0