@article{10_14708_dm_v10i01_6867,
     author = {Michele Pellerey},
     title = {Wprowadzenie do tematu: {Rola} b{\l}\k{e}du w uczeniu si\k{e} i nauczaniu matematyki},
     journal = {Didactica Mathematicae},
     pages = { 133--140},
     publisher = {mathdoc},
     volume = {10},
     number = {01},
     year = {1989},
     doi = {10.14708/dm.v10i01.6867},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v10i01.6867/}
}