@article{10_14708_dm_v21i01_6739,
     author = {Roger Howe},
     title = {Znajomo\'s\'c i nauczanie matematyki elementarnej},
     journal = {Didactica Mathematicae},
     pages = { 97--109},
     publisher = {mathdoc},
     volume = {21},
     number = {01},
     year = {1999},
     doi = {10.14708/dm.v21i01.6739},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v21i01.6739/}
}