@article{TRSPY_1987_180_a71,
     author = {S. G. Kal'nei},
     title = {On mean convergence of {Fourier--Jacobi} series with quasimonotone coefficients},
     journal = {Informatics and Automation},
     pages = {128--129},
     publisher = {mathdoc},
     volume = {180},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a71/}
}