We prove a non-existence theorem for proper harmonic morphisms from weakly asymptotically hyperbolic manifolds to hyperbolic manifolds which are $C^2$ up to the boundary at infinity.
@article{1163775135,
author = {Mo, Xiaohuan and Shi, Yuguang},
title = {A non-existence theorem of proper harmonic morphisms from weakly asymptotically hyperbolic manifolds},
journal = {Tohoku Math. J. (2)},
volume = {58},
number = {1},
year = {2006},
pages = { 359-368},
language = {en},
url = {http://dml.mathdoc.fr/item/1163775135}
}
Mo, Xiaohuan; Shi, Yuguang. A non-existence theorem of proper harmonic morphisms from weakly asymptotically hyperbolic manifolds. Tohoku Math. J. (2), Tome 58 (2006) no. 1, pp. 359-368. http://gdmltest.u-ga.fr/item/1163775135/