@article{1138846820,
author = {Ishihara, Shigeru},
title = {Quaternion K\"ahlerian manifolds and fibred Riemannian spaces with Sasakian $3$-structure},
journal = {Kodai Math. Sem. Rep.},
volume = {25},
number = {1},
year = {1973},
pages = { 321-329},
language = {en},
url = {http://dml.mathdoc.fr/item/1138846820}
}
Ishihara, Shigeru. Quaternion Kählerian manifolds and fibred Riemannian spaces with Sasakian $3$-structure. Kodai Math. Sem. Rep., Tome 25 (1973) no. 1, pp. 321-329. http://gdmltest.u-ga.fr/item/1138846820/