@article{10_14708_dm_v8i01_6899,
     author = {Zdzis{\l}awa Dybiec},
     title = {0 pewnej trudno\'sci zwi\k{a}zanej ze specyfikacj\k{a} w nauczaniu matematyki},
     journal = {Didactica Mathematicae},
     pages = { 213--220},
     publisher = {mathdoc},
     volume = {8},
     number = {01},
     year = {1988},
     doi = {10.14708/dm.v8i01.6899},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v8i01.6899/}
}