Biagio Ricceri. Existence and location of solutions to the Dirichlet problem for a class of nonlinear elliptic equations. Appl. Math. Lett., 14(2):143-148, 2001. [doi]
@article{Ricceri01, title = {Existence and location of solutions to the Dirichlet problem for a class of nonlinear elliptic equations}, author = {Biagio Ricceri}, year = {2001}, doi = {10.1016/S0893-9659(00)00126-9}, url = {http://dx.doi.org/10.1016/S0893-9659(00)00126-9}, researchr = {https://researchr.org/publication/Ricceri01}, cites = {0}, citedby = {0}, journal = {Appl. Math. Lett.}, volume = {14}, number = {2}, pages = {143-148}, }