@article{1200787784,
author = {Ranjan, Akhil and Santhanam, G.},
title = {The first eigenvalue of $P$-manifolds},
journal = {Osaka J. Math.},
volume = {34},
number = {1},
year = {1997},
pages = { 821-842},
language = {en},
url = {http://dml.mathdoc.fr/item/1200787784}
}
Ranjan, Akhil; Santhanam, G. The first eigenvalue of $P$-manifolds. Osaka J. Math., Tome 34 (1997) no. 1, pp. 821-842. http://gdmltest.u-ga.fr/item/1200787784/