Upper bounds for the min-max and min-sum cost online problems in wireless ad hoc networks. - Mehdi Ghiyasvand; Iman Keshtkar (Wirel. Networks, 2015)

Finding a contra-risk path between two nodes in undirected graphs. - Mehdi Ghiyasvand; Iman Keshtkar (J. Comb. Optim., 2016)

Inverse quickest center location problem on a tree. - Iman Keshtkar; Mehdi Ghiyasvand (Discret. Appl. Math., 2019)

Minimizing the expense transmission time from the source node to demand nodes. - Mehdi Ghiyasvand; Iman Keshtkar (J. Comb. Optim., 2024)