@article{COCV_2016__22_3_862_0,
     author = {Cellina, Arrigo},
     title = {Strict convexity and the regularity of solutions to variational problems},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {862--871},
     publisher = {EDP-Sciences},
     volume = {22},
     number = {3},
     year = {2016},
     doi = {10.1051/cocv/2015034},
     mrnumber = {3527948},
     zbl = {1344.49059},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/cocv/2015034/}
}