@article{10_4064_sm_8_1_1_27,
     author = {J. Marcinkiewicz},
     title = {Sur les s\'eries orthogonales},
     journal = {Studia Mathematica},
     pages = {1--27},
     year = {1939},
     volume = {8},
     number = {1},
     doi = {10.4064/sm-8-1-1-27},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-8-1-1-27/}
}