@article{GDZPPN002066084,
title = {Parametrization of M\"obius groups acting in a disk.},
journal = {Commentarii mathematici Helvetici},
volume = {61},
year = {1986},
pages = {149-160},
zbl = {0606.30042},
url = {http://dml.mathdoc.fr/item/GDZPPN002066084}
}
Seppälä, Mika; Sorvali, Tuomas. Parametrization of Möbius groups acting in a disk.. Commentarii mathematici Helvetici, Tome 61 (1986) pp. 149-160. http://gdmltest.u-ga.fr/item/GDZPPN002066084/