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@article{KJM_2004_26_a6, author = {Samuel Omoloye Ajala}, title = {Smooth structures on {Pi-manifolds}}, journal = {Kragujevac Journal of Mathematics}, pages = {49 }, publisher = {mathdoc}, volume = {26}, year = {2004}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KJM_2004_26_a6/} }
Samuel Omoloye Ajala. Smooth structures on Pi-manifolds. Kragujevac Journal of Mathematics, Tome 26 (2004), p. 49 . http://geodesic.mathdoc.fr/item/KJM_2004_26_a6/