@article{10_14708_cm_v5i1_5465,
     author = {T. J\'ozefiak},
     title = {O pewnej hipotezie {L.} {Je\'smanowicza} dotycz\k{a}cej liczb pitagorejskich},
     journal = {Commentationes Mathematicae},
     pages = { 119--123},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {1961},
     doi = {10.14708/cm.v5i1.5465},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v5i1.5465/}
}