@article{702274,
title = {Singular perturbations with several parameters},
booktitle = {Equadiff 5},
series = {GDML\_Books},
publisher = {BSB B.G. Teubner Verlagsgesellschaft},
address = {Leipzig},
year = {1982},
pages = {123-126},
zbl = {0516.34057},
url = {http://dml.mathdoc.fr/item/702274}
}
Dragan, Vasile; Halanay, Aristide. Singular perturbations with several parameters, dans Equadiff 5, GDML_Books, (1982), pp. 123-126. http://gdmltest.u-ga.fr/item/702274/