@article{00022396, title = {An inverse eigenvalue problem for an arbitrary multiply connected bounded region in }, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {14}, year = {1991}, pages = {571-580}, doi = {10.1155/S0161171291000777}, zbl = {0745.35052}, language = {en}, url = {http://dml.mathdoc.fr/item/00022396} }
Zayed, E.M.E. An inverse eigenvalue problem for an arbitrary multiply connected bounded region in . International Journal of Mathematics and Mathematical Sciences, Tome 14 (1991) pp. 571-580. doi : 10.1155/S0161171291000777. http://gdmltest.u-ga.fr/item/00022396/