@article{GDZPPN002424177,
title = {Fundmental Regions and the Type Problem for a Riemann Surface.},
journal = {Mathematische Zeitschrift},
volume = {174},
year = {1980},
pages = {187-196},
zbl = {0423.30038},
url = {http://dml.mathdoc.fr/item/GDZPPN002424177}
}
Nicholls, Peter J. Fundmental Regions and the Type Problem for a Riemann Surface.. Mathematische Zeitschrift, Tome 174 (1980) pp. 187-196. http://gdmltest.u-ga.fr/item/GDZPPN002424177/