@article{PMFA_2005__50_3_a4,
     author = {Edwards, Barbara S. and Ward, Michael B.},
     title = {P\v{r}ekvapen{\'\i} z~didaktick\'eho v\'yzkumu: {Jak} studenti {\quotedblbase}u\v{z}{\'\i}vaj{\'\i}‟ matematick\'e definice},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {221--236},
     publisher = {mathdoc},
     volume = {50},
     number = {3},
     year = {2005},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2005__50_3_a4/}
}