@article{00988181,
title = {Optimality conditions for problems with set-valued objectives.},
journal = {Journal of Applied Analysis},
volume = {2},
year = {1996},
pages = {183-201},
doi = {10.1515/JAA.1996.183},
zbl = {0874.49017},
language = {en},
url = {http://dml.mathdoc.fr/item/00988181}
}
El Abdouni, B.; Thibault, L. Optimality conditions for problems with set-valued objectives.. Journal of Applied Analysis, Tome 2 (1996) pp. 183-201. doi : 10.1515/JAA.1996.183. http://gdmltest.u-ga.fr/item/00988181/