@article{1195518943,
author = {Kusano, Taka\^si and Onose, Hiroshi},
title = {Oscillation theorems for second order differential equations with retarded argument},
journal = {Proc. Japan Acad.},
volume = {50},
number = {1},
year = {1974},
pages = { 342-346},
language = {en},
url = {http://dml.mathdoc.fr/item/1195518943}
}
Kusano, Takaŝi; Onose, Hiroshi. Oscillation theorems for second order differential equations with retarded argument. Proc. Japan Acad., Tome 50 (1974) no. 1, pp. 342-346. http://gdmltest.u-ga.fr/item/1195518943/