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@article{EJDE_2012__2012__a81, author = {Gil', Michael I.}, title = {Sums of zeros of solutions to second order {ODE} with non-polynomial coefficients}, journal = {Electronic Journal of Differential Equations}, publisher = {mathdoc}, volume = {2012}, year = {2012}, language = {en}, url = {http://geodesic.mathdoc.fr/item/EJDE_2012__2012__a81/} }
Gil', Michael I. Sums of zeros of solutions to second order ODE with non-polynomial coefficients. Electronic Journal of Differential Equations, Tome 2012 (2012). http://geodesic.mathdoc.fr/item/EJDE_2012__2012__a81/