@misc{PMS_1928_3_1_a1,
     title = {Strona tytu{\l}owa - {Tom} {Trzeci}},
     journal = {Pisma Mariana Smoluchowskiego},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1928},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/PMS_1928_3_1_a1/}
}