@article{1195523168, author = {Sakai, Akira}, title = {Existence of pseudo-analytic differentials on Riemann surfaces, I}, journal = {Proc. Japan Acad.}, volume = {39}, number = {9}, year = {1963}, pages = { 1-6}, language = {en}, url = {http://dml.mathdoc.fr/item/1195523168} }
Sakai, Akira. Existence of pseudo-analytic differentials on Riemann surfaces, I. Proc. Japan Acad., Tome 39 (1963) no. 9, pp. 1-6. http://gdmltest.u-ga.fr/item/1195523168/