@article{10_14708_wm_v12i1_2053,
     author = {. Redaktor},
     title = {Sprawozdanie z dzia{\l}alno\'sci {Polskiego} {Towarzystwa} {Matematycznego} za rok 1968},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 173--190},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1969},
     doi = {10.14708/wm.v12i1.2053},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v12i1.2053/}
}