@article{00902746,
title = {A note on the oscillation theory of certain second order differential equations.},
journal = {Annales Academiae Scientiarum Fennicae. Mathematica},
volume = {20},
year = {1995},
pages = {379-385},
zbl = {0847.34011},
language = {en},
url = {http://dml.mathdoc.fr/item/00902746}
}
Wang, Shupei. A note on the oscillation theory of certain second order differential equations.. Annales Academiae Scientiarum Fennicae. Mathematica, Tome 20 (1995) pp. 379-385. http://gdmltest.u-ga.fr/item/00902746/