@article{YJOR_1996_6_1_a1,
     author = {L. D. Popov},
     title = {On the {Approximative} {Roots} of {Maximal} {Monotone} {Mappings}},
     journal = {Yugoslav journal of operations research},
     pages = {19 },
     year = {1996},
     volume = {6},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/YJOR_1996_6_1_a1/}
}