@article{01688790,
title = {On the ``freezing'' method for nonlinear nonautonomous systems with delay.},
journal = {Journal of Applied Mathematics and Stochastic Analysis},
volume = {14},
year = {2001},
pages = {283-292},
doi = {10.1155/S1048953301000247},
zbl = {1005.93040},
language = {en},
url = {http://dml.mathdoc.fr/item/01688790}
}
Gil', Michael I. On the “freezing” method for nonlinear nonautonomous systems with delay.. Journal of Applied Mathematics and Stochastic Analysis, Tome 14 (2001) pp. 283-292. doi : 10.1155/S1048953301000247. http://gdmltest.u-ga.fr/item/01688790/