@article{1206138973,
author = {Yamaguchi, Hiroshi},
title = {Distinguished normal operators on open Riemann surfaces},
journal = {J. Sci. Hiroshima Univ. Ser. A-I Math.},
volume = {31},
number = {2},
year = {1967},
pages = { 221-241},
language = {en},
url = {http://dml.mathdoc.fr/item/1206138973}
}
Yamaguchi, Hiroshi. Distinguished normal operators on open Riemann surfaces. J. Sci. Hiroshima Univ. Ser. A-I Math., Tome 31 (1967) no. 2, pp. 221-241. http://gdmltest.u-ga.fr/item/1206138973/