@article{1214509284, author = {Brooks, J. N.}, title = {A note on a counterexample of Delgado}, journal = {J. Differential Geom.}, volume = {18}, number = {1}, year = {1983}, pages = { 149-150}, language = {en}, url = {http://dml.mathdoc.fr/item/1214509284} }
Brooks, J. N. A note on a counterexample of Delgado. J. Differential Geom., Tome 18 (1983) no. 1, pp. 149-150. http://gdmltest.u-ga.fr/item/1214509284/