@article{1138039215, author = {Tanuma, Kazumi}, title = {Remarks on effective curvature}, journal = {Kodai Math. J.}, volume = {13}, number = {1}, year = {1990}, pages = { 155-163}, language = {en}, url = {http://dml.mathdoc.fr/item/1138039215} }
Tanuma, Kazumi. Remarks on effective curvature. Kodai Math. J., Tome 13 (1990) no. 1, pp. 155-163. http://gdmltest.u-ga.fr/item/1138039215/