@article{GDZPPN002337460,
title = {Covering spaces of families of compact Riemann surfaces.},
journal = {Mathematische Annalen},
volume = {293},
year = {1992},
pages = {523-550},
zbl = {0765.32009},
url = {http://dml.mathdoc.fr/item/GDZPPN002337460}
}
Napier, Terrence. Covering spaces of families of compact Riemann surfaces.. Mathematische Annalen, Tome 293 (1992) pp. 523-550. http://gdmltest.u-ga.fr/item/GDZPPN002337460/