Optimality conditions and duality for multiobjective semi-infinite programming problems on Hadamard manifolds using generalized geodesic convexityBalendu Bhooshan Upadhyay, Arnav Ghosh, Priyanka Mishra and Savin TreanţăRAIRO-Oper. Res., 56 4 (2022) 2037-2065DOI: https://doi.org/10.1051/ro/2022098