%0 Journal Article %A M. Levin %T Optimal Quadrature Formula of Markov's and Locher's Type with Weight Function %J Numerische Mathematik %D 1982 %P 31-38 %V 40 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1982__40_132811/ %F NUMA_1982__40_132811