@article{1183416629,
author = {B\^ocher, Maxime},
title = {Non-oscillatory linear differential equations of the second order},
journal = {Bull. Amer. Math. Soc.},
volume = {8},
number = {3},
year = {1901},
pages = { 333-340},
language = {en},
url = {http://dml.mathdoc.fr/item/1183416629}
}
Bôcher, Maxime. Non-oscillatory linear differential equations of the second order. Bull. Amer. Math. Soc., Tome 8 (1901) no. 3, pp. 333-340. http://gdmltest.u-ga.fr/item/1183416629/