@article{ASUO_2012_XX_1_a10,
     author = { Csaba Farkas },
     title = { A generalized form of {Ekeland's} variational principle
                        },
     journal = {Analele Universit\u{a}\c{t}ii "Ovidius" Constan\c{t}a Seria Matematic\u{a}},
     year = {2012},
     volume = {XX},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/ASUO_2012_XX_1_a10/}
}