@article{SM_1985_50_1_a12,
     author = {V. P. Maslov and G. A. Omel'yanov and V. A. Tsupin},
     title = {Asymptotics of some differential and pseudodifferential equations, and dynamical systems with small dispersion},
     journal = {Sbornik. Mathematics},
     pages = {191--212},
     publisher = {mathdoc},
     volume = {50},
     number = {1},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1985_50_1_a12/}
}