@article{1103038402, author = {Banks, Dallas}, title = {Bounds for the eigenvalues of some vibrating systems.}, journal = {Pacific J. Math.}, volume = {10}, number = {4}, year = {1960}, pages = { 439-474}, language = {en}, url = {http://dml.mathdoc.fr/item/1103038402} }
Banks, Dallas. Bounds for the eigenvalues of some vibrating systems.. Pacific J. Math., Tome 10 (1960) no. 4, pp. 439-474. http://gdmltest.u-ga.fr/item/1103038402/