@article{PA_2017_6_2_a1,
     author = {S. S. Dragomir},
     title = {Inequalities of {Hermite--Hadamard} type for $HG$-convex functions},
     journal = {Problemy analiza},
     pages = {25--41},
     publisher = {mathdoc},
     volume = {6},
     number = {2},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PA_2017_6_2_a1/}
}