@article{JMAG_2009_5_2_a0,
     author = {O. Anoshchenko and O. Lysenko and E. Khruslov},
     title = {On convergence of solutions of singularly perturbed boundary-value problems},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {115--122},
     year = {2009},
     volume = {5},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2009_5_2_a0/}
}