@article{1138844891,
author = {Ozawa, Mitsuru},
title = {Remarks on unramified abelian covering surfaces of a closed Riemann surface},
journal = {Kodai Math. Sem. Rep.},
volume = {16},
number = {1},
year = {1964},
pages = { 101-104},
language = {en},
url = {http://dml.mathdoc.fr/item/1138844891}
}
Ozawa, Mitsuru. Remarks on unramified abelian covering surfaces of a closed Riemann surface. Kodai Math. Sem. Rep., Tome 16 (1964) no. 1, pp. 101-104. http://gdmltest.u-ga.fr/item/1138844891/