@article{CM_1992__83_3_251_0, author = {Bressan, Juan C. and Toranzos, Fausto A.}, title = {Visibility cells and $T$-convexity spaces}, journal = {Compositio Mathematica}, volume = {84}, year = {1992}, pages = {251-257}, mrnumber = {1175940}, zbl = {0756.52001}, language = {en}, url = {http://dml.mathdoc.fr/item/CM_1992__83_3_251_0} }
Bressan, Juan C.; Toranzos, Fausto A. Visibility cells and $T$-convexity spaces. Compositio Mathematica, Tome 84 (1992) pp. 251-257. http://gdmltest.u-ga.fr/item/CM_1992__83_3_251_0/
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