Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_1993__1_1_a6, author = {Hejn\'y, Milan}, title = {PME a {NCTM} konferencie 1992}, journal = {U\v{c}itel matematiky}, pages = {13--17}, publisher = {mathdoc}, volume = {01}, number = {1}, year = {1993}, language = {sl}, url = {http://geodesic.mathdoc.fr/item/UM_1993__1_1_a6/} }
Hejný, Milan. PME a NCTM konferencie 1992. Učitel matematiky, Tome 01 (1993) no. 1, pp. 13-17. http://geodesic.mathdoc.fr/item/UM_1993__1_1_a6/