@article{05050321, title = {The first eigenvalue of }, journal = {Boundary Value Problems [electronic only]}, volume = {2005}, year = {2005}, pages = {307-321}, doi = {10.1155/BVP.2005.307}, zbl = {1109.35082}, language = {en}, url = {http://dml.mathdoc.fr/item/05050321} }
Kandilakis, D.A.; Magiropoulos, M.; Zographopoulos, N.B. The first eigenvalue of . Boundary Value Problems [electronic only], Tome 2005 (2005) pp. 307-321. doi : 10.1155/BVP.2005.307. http://gdmltest.u-ga.fr/item/05050321/