@article{1214435239, author = {Goto, M. S.}, title = {The cone topology on a manifold without focal points}, journal = {J. Differential Geom.}, volume = {14}, number = {1}, year = {1979}, pages = { 595-598}, language = {en}, url = {http://dml.mathdoc.fr/item/1214435239} }
Goto, M. S. The cone topology on a manifold without focal points. J. Differential Geom., Tome 14 (1979) no. 1, pp. 595-598. http://gdmltest.u-ga.fr/item/1214435239/