@article{JCA_2008_15_2_JCA_2008_15_2_a5,
     author = {B. Dacorogna and P. Mar\'echal},
     title = {The {Role} of {Perspective} {Functions} in {Convexity,} {Polyconvexity,} {Rank-One} {Convexity} and {Separate} {Convexity}},
     journal = {Journal of convex analysis},
     pages = {271--284},
     publisher = {mathdoc},
     volume = {15},
     number = {2},
     year = {2008},
     url = {http://geodesic.mathdoc.fr/item/JCA_2008_15_2_JCA_2008_15_2_a5/}
}