@article{10_21136_CMJ_1956_100207,
     author = {Kosm\'ak, Ladislav},
     title = {Une note sur les fonctions convexes},
     journal = {Czechoslovak Mathematical Journal},
     pages = {420--425},
     publisher = {mathdoc},
     volume = {06},
     number = {3},
     year = {1956},
     doi = {10.21136/CMJ.1956.100207},
     mrnumber = {0098811},
     zbl = {0075.04303},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1956.100207/}
}