@article{TIMM_2012_18_2_a7,
     author = {K. V. Emel'yanov},
     title = {Difference fitting scheme for a~singularly perturbed problem with turning point},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {80--91},
     year = {2012},
     volume = {18},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2012_18_2_a7/}
}