@article{RM_2007_62_4_a15,
     author = {E. L. Lakshtanov},
     title = {Short-wave limit of the scattering amplitude in an inhomogeneous medium},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {807--809},
     year = {2007},
     volume = {62},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2007_62_4_a15/}
}