@article{MTA_2018_3_2_a2,
     author = {Marco Cirant,Levon Nurbekyan},
     title = {The {Variational} {Structure} and {Time-Periodic} {Solutions} for {Mean-Field} {Games} {Systems}},
     journal = {Minimax theory and its applications},
     year = {2018},
     volume = {3},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/MTA_2018_3_2_a2/}
}