%0 Journal Article %A G. I. Natanson %T A~two-sided estimate for the Lebesgue function of the Lagrange interpolation process with Jacobi nodes %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1967 %P 67-74 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1967_11_a10/ %G ru %F IVM_1967_11_a10