@article{1183529924,
author = {Wong, James S. W.},
title = {Second order linear oscillation with integrable coefficients},
journal = {Bull. Amer. Math. Soc.},
volume = {74},
number = {6},
year = {1968},
pages = { 909-911},
language = {en},
url = {http://dml.mathdoc.fr/item/1183529924}
}
Wong, James S. W. Second order linear oscillation with integrable coefficients. Bull. Amer. Math. Soc., Tome 74 (1968) no. 6, pp. 909-911. http://gdmltest.u-ga.fr/item/1183529924/