Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_2005__13_2_a4, author = {Hrub\'y, Dag}, title = {O d\r{u}kazu jedn\'e nerovnosti}, journal = {U\v{c}itel matematiky}, pages = {89--93}, publisher = {mathdoc}, volume = {13}, number = {2}, year = {2005}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_2005__13_2_a4/} }
Hrubý, Dag. O důkazu jedné nerovnosti. Učitel matematiky, Tome 13 (2005) no. 2, pp. 89-93. http://geodesic.mathdoc.fr/item/UM_2005__13_2_a4/