@article{PPN35397434X_0061+dmdlog5,
title = {Two-sheeted coverings of the disc.},
journal = {Mathematica Scandinavica},
volume = {61},
year = {1987},
pages = {17-38},
zbl = {0663.30042},
url = {http://dml.mathdoc.fr/item/PPN35397434X_0061+dmdlog5}
}
Forelli, Frank. Two-sheeted coverings of the disc.. Mathematica Scandinavica, Tome 61 (1987) pp. 17-38. http://gdmltest.u-ga.fr/item/PPN35397434X_0061+dmdlog5/