@article{VYURM_2012_7_a22,
     author = {E. A. Derkunova},
     title = {On some singular perturbed system of three equations in partial derivatives of the first order},
     journal = {Vestnik \^U\v{z}no-Uralʹskogo gosudarstvennogo universiteta. Seri\^a, Matematika, mehanika, fizika},
     pages = {153--156},
     year = {2012},
     number = {7},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VYURM_2012_7_a22/}
}