@article{GDZPPN002094037,
title = {On the Wave Equation Asymptotics of a Compact Negatively Curved Surface.},
journal = {Inventiones mathematicae},
volume = {46},
year = {1978},
pages = {115-138},
zbl = {0382.53039},
url = {http://dml.mathdoc.fr/item/GDZPPN002094037}
}
Donnelly, H. On the Wave Equation Asymptotics of a Compact Negatively Curved Surface.. Inventiones mathematicae, Tome 46 (1978) pp. 115-138. http://gdmltest.u-ga.fr/item/GDZPPN002094037/