@article{AIHPC_1998__15_6_663_0,
     author = {Zhang, Kewei},
     title = {On the structure of quasiconvex hulls},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {663--686},
     publisher = {Gauthier-Villars},
     volume = {15},
     number = {6},
     year = {1998},
     mrnumber = {1650974},
     zbl = {0917.49014},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPC_1998__15_6_663_0/}
}