@article{1195519223,
author = {Fujii, Masatoshi and Nakamura, Masahiro},
title = {On normal approximate spectrum, VI},
journal = {Proc. Japan Acad.},
volume = {49},
number = {9},
year = {1973},
pages = { 596-600},
language = {en},
url = {http://dml.mathdoc.fr/item/1195519223}
}
Fujii, Masatoshi; Nakamura, Masahiro. On normal approximate spectrum, VI. Proc. Japan Acad., Tome 49 (1973) no. 9, pp. 596-600. http://gdmltest.u-ga.fr/item/1195519223/