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@article{AUCMP_1978__19_2_a11, author = {Luong Dinh Tin}, title = {The comparison of spectrum of normalizable matrices}, journal = {Acta Universitatis Carolinae. Mathematica et Physica}, pages = {69--74}, publisher = {mathdoc}, volume = {19}, number = {2}, year = {1978}, mrnumber = {0509351}, zbl = {0387.47004}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AUCMP_1978__19_2_a11/} }
Luong Dinh Tin. The comparison of spectrum of normalizable matrices. Acta Universitatis Carolinae. Mathematica et Physica, Tome 19 (1978) no. 2, pp. 69-74. http://geodesic.mathdoc.fr/item/AUCMP_1978__19_2_a11/