@article{01679907, title = {A classical approach to eigenvalue problems associated with a pair of mixed regular Sturm-Liouville equations. I.}, journal = {Journal of Applied Mathematics and Stochastic Analysis}, volume = {14}, year = {2001}, pages = {205-214}, doi = {10.1155/S1048953301000168}, zbl = {0992.34020}, language = {en}, url = {http://dml.mathdoc.fr/item/01679907} }
Venkatesulu, M.; Baruah, Pallav Kumar. A classical approach to eigenvalue problems associated with a pair of mixed regular Sturm-Liouville equations. I.. Journal of Applied Mathematics and Stochastic Analysis, Tome 14 (2001) pp. 205-214. doi : 10.1155/S1048953301000168. http://gdmltest.u-ga.fr/item/01679907/