@article{JCA_2018_25_4_JCA_2018_25_4_a10,
     author = {M. Hamamdjiev and M. Ivanov},
     title = {New {Multirectional} {Mean} {Value} {Inequality}},
     journal = {Journal of convex analysis},
     pages = {1279--129},
     year = {2018},
     volume = {25},
     number = {4},
     url = {http://geodesic.mathdoc.fr/item/JCA_2018_25_4_JCA_2018_25_4_a10/}
}