@article{1261153913, author = {NAKAE, Tatuo}, title = {Curvature and relative Betti numbers.}, journal = {J. Math. Soc. Japan}, volume = {9}, number = {4}, year = {1957}, pages = { 367-373}, language = {en}, url = {http://dml.mathdoc.fr/item/1261153913} }
NAKAE, Tatuo. Curvature and relative Betti numbers.. J. Math. Soc. Japan, Tome 9 (1957) no. 4, pp. 367-373. http://gdmltest.u-ga.fr/item/1261153913/