@article{AIHPC_1997__14_6_759_0,
     author = {Zhang, Kewei},
     title = {Quasiconvex functions, $SO(n)$ and two elastic wells},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {759--785},
     publisher = {Gauthier-Villars},
     volume = {14},
     number = {6},
     year = {1997},
     mrnumber = {1482901},
     zbl = {0918.49014},
     language = {en},
     url = {http://www.numdam.org/item/AIHPC_1997__14_6_759_0/}
}