@article{1103037127,
author = {Hanan, Maurice},
title = {Oscillation criteria for third-order linear differential equations.},
journal = {Pacific J. Math.},
volume = {11},
number = {4},
year = {1961},
pages = { 919-944},
language = {en},
url = {http://dml.mathdoc.fr/item/1103037127}
}
Hanan, Maurice. Oscillation criteria for third-order linear differential equations.. Pacific J. Math., Tome 11 (1961) no. 4, pp. 919-944. http://gdmltest.u-ga.fr/item/1103037127/