@article{urn:eudml:doc:43474, title = {Uniqueness of Dirichlet, Neumann, and mixed boundary value problems for Laplace's and Poisson's equations for a rectangle.}, journal = {Collectanea Mathematica}, volume = {30}, year = {1979}, pages = {37-54}, zbl = {0491.35042}, mrnumber = {MR0571570}, language = {en}, url = {http://dml.mathdoc.fr/item/urn:eudml:doc:43474} }
Díaz, J. B.; Ram, R. B. Uniqueness of Dirichlet, Neumann, and mixed boundary value problems for Laplace's and Poisson's equations for a rectangle.. Collectanea Mathematica, Tome 30 (1979) pp. 37-54. http://gdmltest.u-ga.fr/item/urn:eudml:doc:43474/