@article{1256046157, author = {Boas, Harold P.}, title = {Spheres and cylinders: a local geometric characterization}, journal = {Illinois J. Math.}, volume = {28}, number = {4}, year = {1984}, pages = { 120-124}, language = {en}, url = {http://dml.mathdoc.fr/item/1256046157} }
Boas, Harold P. Spheres and cylinders: a local geometric characterization. Illinois J. Math., Tome 28 (1984) no. 4, pp. 120-124. http://gdmltest.u-ga.fr/item/1256046157/