@article{100660, author = {Ivo Babu\v ska and Rudolf V\'yborn\'y}, title = {Continuous dependence of eigenvalues on the domain}, journal = {Czechoslovak Mathematical Journal}, volume = {15}, year = {1965}, pages = {169-178}, zbl = {0137.32302}, mrnumber = {0182799}, language = {en}, url = {http://dml.mathdoc.fr/item/100660} }
Babuška, Ivo; Výborný, Rudolf. Continuous dependence of eigenvalues on the domain. Czechoslovak Mathematical Journal, Tome 15 (1965) pp. 169-178. http://gdmltest.u-ga.fr/item/100660/
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