@article{10_14708_dm_v27i01_6637,
     author = {Maria Legutko and Halina Pieprzyk and El\.zbieta Urba\'nska and Anna \.Zeromska},
     title = {CIEAEM 55 {\textemdash} {P{\l}ock,} 22-28 lipca 2003 roku},
     journal = {Didactica Mathematicae},
     pages = { 243--248},
     publisher = {mathdoc},
     volume = {27},
     number = {01},
     year = {2004},
     doi = {10.14708/dm.v27i01.6637},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v27i01.6637/}
}