@article{105183, author = {Karel Najzar}, title = {On the method of least squares of finding eigenvalues of some symmetric operators}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {009}, year = {1968}, pages = {311-323}, zbl = {0172.17501}, mrnumber = {0236740}, language = {en}, url = {http://dml.mathdoc.fr/item/105183} }
Najzar, Karel. On the method of least squares of finding eigenvalues of some symmetric operators. Commentationes Mathematicae Universitatis Carolinae, Tome 009 (1968) pp. 311-323. http://gdmltest.u-ga.fr/item/105183/
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