@article{VMUMM_1983_4_a7,
     author = {M. K. Potapov},
     title = {Approximation by algebraic polynomials in an integral metric with {Jacobi} weight},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {43--52},
     year = {1983},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1983_4_a7/}
}