@article{CGTM_2012_5_a7,
     author = {Paolo Caravani},
     title = {On {Voluntariness} of {Nash} {Equilibrium}},
     journal = {Contributions to game theory and management},
     pages = {73--82},
     publisher = {mathdoc},
     volume = {5},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CGTM_2012_5_a7/}
}