@article{M2AN_1969__3_1_3_0,
     author = {Castaing, Charles and Valadier, Michel},
     title = {\'Equations diff\'erentielles multivoques dans les espaces vectoriels localement convexes},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {3--16},
     publisher = {Dunod},
     address = {Paris},
     volume = {3},
     number = {R1},
     year = {1969},
     mrnumber = {247237},
     zbl = {0186.21004},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/M2AN_1969__3_1_3_0/}
}