@article{1104115165,
author = {Pignataro, Thea and Sullivan, Dennis},
title = {Ground state and lowest eigenvalue of the Laplacian for noncompact hyperbolic surfaces},
journal = {Comm. Math. Phys.},
volume = {102},
number = {4},
year = {1986},
pages = { 529-535},
language = {en},
url = {http://dml.mathdoc.fr/item/1104115165}
}
Pignataro, Thea; Sullivan, Dennis. Ground state and lowest eigenvalue of the Laplacian for noncompact hyperbolic surfaces. Comm. Math. Phys., Tome 102 (1986) no. 4, pp. 529-535. http://gdmltest.u-ga.fr/item/1104115165/