@article{LFMO_1927_1_2_a2,
     author = {M. Zaretsky},
     title = {Sur un probl\`eme des ensembles congruants},
     journal = {Journal de la Soci\'et\'e Physico-Math\'ematique de L\'eningrade },
     pages = {182--186},
     publisher = {mathdoc},
     volume = {1},
     number = {2},
     year = {1927},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/LFMO_1927_1_2_a2/}
}