@article{00844420, title = {On the Ricci tensor of real hypersurfaces of quaternionic projective space.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {19}, year = {1996}, pages = {193-197}, doi = {10.1155/S0161171296000270}, zbl = {0838.53023}, language = {en}, url = {http://dml.mathdoc.fr/item/00844420} }
de Dios Perez, Juan. On the Ricci tensor of real hypersurfaces of quaternionic projective space.. International Journal of Mathematics and Mathematical Sciences, Tome 19 (1996) pp. 193-197. doi : 10.1155/S0161171296000270. http://gdmltest.u-ga.fr/item/00844420/