@article{PORMA_2004__61_3_51613,
     author = {Gadhi, N.},
     title = {Optimality conditions and duality theorems for {non-Lipschitz} optimization problems.},
     journal = {Portugaliae mathematica},
     pages = {317--327},
     publisher = {mathdoc},
     volume = {61},
     number = {3},
     year = {2004},
     zbl = {1070.90096},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_2004__61_3_51613/}
}