@article{bwmeta1.element.bwnjournal-article-smv25i1p15bwm,
author = {H. Ratajski},
title = {On the convergence of orthogonal series of polynomials},
journal = {Studia Mathematica},
volume = {25},
year = {1965},
pages = {207-215},
zbl = {0144.32104},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv25i1p15bwm}
}
Ratajski, H. On the convergence of orthogonal series of polynomials. Studia Mathematica, Tome 25 (1965) pp. 207-215. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv25i1p15bwm/