@article{COCV_2001__6__1_0,
     author = {Zhang, Kewei},
     title = {On the quasiconvex exposed points},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {1--19},
     publisher = {EDP-Sciences},
     volume = {6},
     year = {2001},
     mrnumber = {1804495},
     zbl = {0970.49013},
     language = {en},
     url = {http://www.numdam.org/item/COCV_2001__6__1_0/}
}