@article{00224002,
title = {Constructive method for solving a nonlinear singularly perturbed system of differential equations in critical case.},
journal = {Journal of Applied Mathematics and Stochastic Analysis},
volume = {6},
year = {1993},
pages = {69-81},
doi = {10.1155/S1048953393000073},
zbl = {0771.34048},
language = {en},
url = {http://dml.mathdoc.fr/item/00224002}
}
Slavova, Angela. Constructive method for solving a nonlinear singularly perturbed system of differential equations in critical case.. Journal of Applied Mathematics and Stochastic Analysis, Tome 6 (1993) pp. 69-81. doi : 10.1155/S1048953393000073. http://gdmltest.u-ga.fr/item/00224002/