@article{KJM_2013_37_2_a13,
     author = {Dan \c{S}tefan Marinescu and Mihai Monea and Mihai Opincariu and Marian Stroe},
     title = {Some {New} {Characterizations} of the {Convex} {Functions}},
     journal = {Kragujevac Journal of Mathematics},
     pages = {349 },
     publisher = {mathdoc},
     volume = {37},
     number = {2},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KJM_2013_37_2_a13/}
}