Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_1984__20_2_a4, author = {Nov\'ak, V{\'\i}t\v{e}zslav}, title = {On some minimal problem}, journal = {Archivum mathematicum}, pages = {95--99}, publisher = {mathdoc}, volume = {20}, number = {2}, year = {1984}, mrnumber = {784860}, zbl = {0554.06003}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1984__20_2_a4/} }
Novák, Vítězslav. On some minimal problem. Archivum mathematicum, Tome 20 (1984) no. 2, pp. 95-99. http://geodesic.mathdoc.fr/item/ARM_1984__20_2_a4/