@article{1102785968, author = {Rankin, Samuel M.}, title = {Oscillation results for a nonhomogeneous equation.}, journal = {Pacific J. Math.}, volume = {85}, number = {2}, year = {1979}, pages = { 237-243}, language = {en}, url = {http://dml.mathdoc.fr/item/1102785968} }
Rankin, Samuel M. Oscillation results for a nonhomogeneous equation.. Pacific J. Math., Tome 85 (1979) no. 2, pp. 237-243. http://gdmltest.u-ga.fr/item/1102785968/