@article{10_14708_dm_v28i01_6621,
     author = {Miros{\l}awa Sajka},
     title = {CIEAEM 57, {Piazza} {Armerina,} 23-30 lipca 2005 roku},
     journal = {Didactica Mathematicae},
     pages = { 347--356},
     publisher = {mathdoc},
     volume = {28},
     number = {01},
     year = {2005},
     doi = {10.14708/dm.v28i01.6621},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/dm.v28i01.6621/}
}