@article{BMMS_2014_37_2_a18,
     author = {Alireza Kamel Mirmostafaee and Mostafa Mahdavi},
     title = {Approximately {Midconvex} {Set-Valued} {Functions}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2014},
     volume = {37},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2014_37_2_a18/}
}