@article{10_14708_wm_v21i02_3637,
     author = {S. Serafin},
     title = {Dzia{\l}alno\'s\'c nauczycielska {Profesor} {Zofii} {Krygowskiej}},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 180--188},
     publisher = {mathdoc},
     volume = {21},
     number = {02},
     year = {1979},
     doi = {10.14708/wm.v21i02.3637},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v21i02.3637/}
}