@article{SMJ2_2003_29_2_a4,
     author = {Chbani, Zaki and Riahi, Hassan},
     title = {Variational {Principles} for {Monotone} and {Maximal} {Bifunctions}},
     journal = {Serdica Mathematical Journal},
     pages = {159--166},
     year = {2003},
     volume = {29},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2003_29_2_a4/}
}