Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{RCM_1969__3_181570, author = {R. W. Sandoval}, title = {Partial differential equations with non-homogeneous boundary conditions}, journal = {Revista colombiana de matematicas}, pages = {1--21}, publisher = {mathdoc}, volume = {3}, year = {1969}, zbl = {0198.13903}, url = {http://geodesic.mathdoc.fr/item/RCM_1969__3_181570/} }
R. W. Sandoval. Partial differential equations with non-homogeneous boundary conditions. Revista colombiana de matematicas, Tome 3 (1969), pp. 1-21. http://geodesic.mathdoc.fr/item/RCM_1969__3_181570/