Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS2_1959__7_165724, author = {Ernest Michael}, title = {Paraconvex {Sets.}}, journal = {Mathematica Scandinavica}, pages = {372--376}, publisher = {mathdoc}, volume = {7}, year = {1959}, zbl = {0093.12001}, url = {http://geodesic.mathdoc.fr/item/MS2_1959__7_165724/} }
Ernest Michael. Paraconvex Sets.. Mathematica Scandinavica, Tome 7 (1959), pp. 372-376. http://geodesic.mathdoc.fr/item/MS2_1959__7_165724/