@article{JCA_2010_17_1_JCA_2010_17_1_a6,
     author = {M. Buliga and G. de Saxc\'e and C. Vall\'ee},
     title = {Non {Maximal} {Cyclically} {Monotone} {Graphs} and {Construction} of a {Bipotential} for the {Coulomb's} {Dry} {Friction} {Law}},
     journal = {Journal of convex analysis},
     pages = {81--94},
     publisher = {mathdoc},
     volume = {17},
     number = {1},
     year = {2010},
     url = {http://geodesic.mathdoc.fr/item/JCA_2010_17_1_JCA_2010_17_1_a6/}
}