@article{GDZPPN001167146, title = {On the Eigenvalues of Compact Operators in a Hubert Space.}, journal = {Numerische Mathematik}, volume = {11}, year = {1968}, pages = {211-219}, zbl = {0159.19703}, url = {http://dml.mathdoc.fr/item/GDZPPN001167146} }
YAMAMOTO, T. On the Eigenvalues of Compact Operators in a Hubert Space.. Numerische Mathematik, Tome 11 (1968) pp. 211-219. http://gdmltest.u-ga.fr/item/GDZPPN001167146/