%0 Journal Article %A Ditzian, Z. %A Jiang, D. %T Approximation of Functions by Polynomials in C[-L, 1] %J Canadian journal of mathematics %D 1992 %P 924-940 %V 44 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-057-2/ %R 10.4153/CJM-1992-057-2 %F 10_4153_CJM_1992_057_2