@article{1102971628,
author = {Erbe, Lynn},
title = {Oscillation theorems for second order linear differential equations.},
journal = {Pacific J. Math.},
volume = {35},
number = {3},
year = {1970},
pages = { 337-343},
language = {en},
url = {http://dml.mathdoc.fr/item/1102971628}
}
Erbe, Lynn. Oscillation theorems for second order linear differential equations.. Pacific J. Math., Tome 35 (1970) no. 3, pp. 337-343. http://gdmltest.u-ga.fr/item/1102971628/