Dacorogna, BernardFernandes Ribeiro, Ana Margarida2008-11-252008-11-252008-11-25200610.1142/9789812774170_0005https://infoscience.epfl.ch/handle/20.500.14299/31752On some definitions and properties of generalized convex sets arising in the calculus of variationstext::conference output::conference proceedings::conference paper