@article{10_14708_dm_v20i01_6745,
     author = {Marianna Ciosek and Bo\.zena Pawlik},
     title = {O trudno\'sciach student\'ow {I} roku matematyki w uczeniu si\k{e} matematyki w \'swietle analizy ich rozwi\k{a}za\'n zada\'n z geometrii},
     journal = {Didactica Mathematicae},
     pages = { 5--49},
     publisher = {mathdoc},
     volume = {20},
     number = {01},
     year = {1998},
     doi = {10.14708/dm.v20i01.6745},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v20i01.6745/}
}