@article{02100269,
title = {Oscillation of solutions to second order linear differential equations.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2004},
year = {2004},
zbl = {1067.34036},
language = {en},
url = {http://dml.mathdoc.fr/item/02100269}
}
Seman, Jan. Oscillation of solutions to second order linear differential equations.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2004 (2004) . http://gdmltest.u-ga.fr/item/02100269/