@article{00469033,
title = {The mapping by heights for quadratic differentials in the disk.},
journal = {Annales Academiae Scientiarum Fennicae. Mathematica},
volume = {18},
year = {1993},
pages = {155-190},
zbl = {0783.30019},
language = {en},
url = {http://dml.mathdoc.fr/item/00469033}
}
Strebel, Kurt. The mapping by heights for quadratic differentials in the disk.. Annales Academiae Scientiarum Fennicae. Mathematica, Tome 18 (1993) pp. 155-190. http://gdmltest.u-ga.fr/item/00469033/