@article{104858,
author = {Milo\v s R\'ab},
title = {Asymptotic behaviour of the equation $x''+p(t)x'+q(t)x=0$ with complex-valued coefficients},
journal = {Archivum Mathematicum},
volume = {011},
year = {1975},
pages = {193-204},
zbl = {0356.34044},
mrnumber = {0404776},
language = {en},
url = {http://dml.mathdoc.fr/item/104858}
}
Ráb, Miloš. Asymptotic behaviour of the equation $x''+p(t)x'+q(t)x=0$ with complex-valued coefficients. Archivum Mathematicum, Tome 011 (1975) pp. 193-204. http://gdmltest.u-ga.fr/item/104858/
Nichtoszillatorische lineare Differentialgleichungen 2. Ordnung, Czech. Math. J. 13 (88) 1963, 209-225. (1963) | MR 0159992
The Riccati differential equation with complex-valued coefficients, Czech. Math. J. 20 (95) 1970, 491-503. (1970) | MR 0268452
Geometrical approach to the study of the Riccati differential equation with complex-valued coefficients, (To appear in J. Differential Equations). | MR 0492454
Ordinary differential equations, John Wiley & Sons, Inc., New York-London-Sydney 1966. (1966) | MR 0171038