@article{JCA_2001_8_1_JCA_2001_8_1_a12,
     author = {B. Yan},
     title = {Semiconvex {Hulls} of {Quasiconformal} {Sets}},
     journal = {Journal of convex analysis},
     pages = {269--278},
     year = {2001},
     volume = {8},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/JCA_2001_8_1_JCA_2001_8_1_a12/}
}