@article{702227,
title = {Asymptotic methods for singularly perturbed linear differential equations in Banach spaces},
booktitle = {Equadiff IV},
series = {GDML\_Books},
publisher = {Springer-Verlag},
address = {Berlin},
year = {1979},
pages = {[263]-270},
mrnumber = {MR0535347},
zbl = {0401.34045},
url = {http://dml.mathdoc.fr/item/702227}
}
Mika, Janusz. Asymptotic methods for singularly perturbed linear differential equations in Banach spaces, dans Equadiff IV, GDML_Books, (1979), pp. [263]-270. http://gdmltest.u-ga.fr/item/702227/