@article{01501870, title = {Multiple solutions for a system of }, journal = {Zeitschrift f\"ur Analysis und ihre Anwendungen}, volume = {19}, year = {2000}, pages = {511-528}, zbl = {1160.34313}, language = {en}, url = {http://dml.mathdoc.fr/item/01501870} }
Wong, P. J. Y.; Agarwal, R. P. Multiple solutions for a system of . Zeitschrift für Analysis und ihre Anwendungen, Tome 19 (2000) pp. 511-528. http://gdmltest.u-ga.fr/item/01501870/