@article{CMFD_2006_15_a4,
     author = {S. I. Bezrodnykh and V. I. Vlasov},
     title = {Effective method for solving singularly perturbed systems of nonlinear differential equations},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {45--58},
     publisher = {mathdoc},
     volume = {15},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2006_15_a4/}
}