@article{106540, author = {Jan Neumann}, title = {An abstract differential inequality and eigenvalues of variational inequalities}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {028}, year = {1987}, pages = {277-293}, zbl = {0636.35011}, mrnumber = {904753}, language = {en}, url = {http://dml.mathdoc.fr/item/106540} }
Neumann, Jan. An abstract differential inequality and eigenvalues of variational inequalities. Commentationes Mathematicae Universitatis Carolinae, Tome 028 (1987) pp. 277-293. http://gdmltest.u-ga.fr/item/106540/
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