@article{DAN_1961_140_3_a11,
     author = {I. A. Molotkov},
     title = {Nonstationary distribution of waves in the region of the geometric shadow in an inhomogeneous medium},
     journal = {Doklady Akademii Nauk},
     pages = {557--559},
     publisher = {mathdoc},
     volume = {140},
     number = {3},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_140_3_a11/}
}