@article{10_14708_dm_v6i01_6939,
     author = {Geoffrey Howson},
     title = {Motywacja i wyniki},
     journal = {Didactica Mathematicae},
     pages = { 127--141},
     publisher = {mathdoc},
     volume = {6},
     number = {01},
     year = {1986},
     doi = {10.14708/dm.v6i01.6939},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v6i01.6939/}
}