@article{IM2_1973_7_1_a5,
     author = {V. P. Motornyi},
     title = {On the mean convergence of {Fourier} series in {Legendre} polynomials},
     journal = {Izvestiya. Mathematics },
     pages = {131--144},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {1973},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1973_7_1_a5/}
}