@article{Run88, author = {R\"{u}nger, G.}, title = {{Variational Methods and Scalar Nonlinearities}}, journal = {Applicable Analysis}, volume = {28}, number = {2}, pages = {115--119}, year = {1988}, issn = {0003-6811}, publisher = {Gordon and Breach}, doi = {10.1080/00036818808839453}, }