A branch-and-bound multi-parametric programming approach for non-convex multilevel optimization with polyhedral constraints. - Abay Molla Kassa; Semu Mitiku Kassa (J. Glob. Optim., 2016)

Deterministic solution approach for some classes of nonlinear multilevel programs with multiple followers. - Abay Molla Kassa; Semu Mitiku Kassa (J. Glob. Optim., 2017)