@article{1195519668, author = {Fuji, Masatoshi and Nakamoto, Ritsuo}, title = {On normal approximate spectrum, II}, journal = {Proc. Japan Acad.}, volume = {48}, number = {10}, year = {1972}, pages = { 297-301}, language = {en}, url = {http://dml.mathdoc.fr/item/1195519668} }
Fuji, Masatoshi; Nakamoto, Ritsuo. On normal approximate spectrum, II. Proc. Japan Acad., Tome 48 (1972) no. 10, pp. 297-301. http://gdmltest.u-ga.fr/item/1195519668/