@article{10_14708_dm_v9i01_6876,
     author = {Marianna Ciosek},
     title = {Poszukiwanie rozwi\k{a}zania zadania na r\'o\.znych poziomach matematycznego do\'swiadczenia r\'o\.znych poziomach matematycznego do\'swiadczenia},
     journal = {Didactica Mathematicae},
     pages = { 125--172},
     publisher = {mathdoc},
     volume = {9},
     number = {01},
     year = {1988},
     doi = {10.14708/dm.v9i01.6876},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v9i01.6876/}
}