@article{JCA_2016_23_1_JCA_2016_23_1_a2,
     author = {G. Akagi and U. Stefanelli},
     title = {A {Variational} {Principle} for {Gradient} {Flows} of {Nonconvex} {Energies}},
     journal = {Journal of convex analysis},
     pages = {53--75},
     year = {2016},
     volume = {23},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/JCA_2016_23_1_JCA_2016_23_1_a2/}
}