@article{1102969921,
author = {Onose, Hiroshi},
title = {Oscillatory properties of solutions of even order differential equations.},
journal = {Pacific J. Math.},
volume = {39},
number = {3},
year = {1971},
pages = { 747-757},
language = {en},
url = {http://dml.mathdoc.fr/item/1102969921}
}
Onose, Hiroshi. Oscillatory properties of solutions of even order differential equations.. Pacific J. Math., Tome 39 (1971) no. 3, pp. 747-757. http://gdmltest.u-ga.fr/item/1102969921/