@article{1178243809,
author = {Sagawa, Akira},
title = {On the existence of harmonic functions on a Riemann surface},
journal = {Tohoku Math. J. (2)},
volume = {15},
number = {4},
year = {1963},
pages = { 265-272},
language = {en},
url = {http://dml.mathdoc.fr/item/1178243809}
}
Sagawa, Akira. On the existence of harmonic functions on a Riemann surface. Tohoku Math. J. (2), Tome 15 (1963) no. 4, pp. 265-272. http://gdmltest.u-ga.fr/item/1178243809/