@article{DAN_1975_223_2_a20,
     author = {C. D. Klem-Musatov},
     title = {On the change in wave front intensity in the neighbourhood of geometric shadow boundaries},
     journal = {Doklady Akademii Nauk},
     pages = {339--342},
     publisher = {mathdoc},
     volume = {223},
     number = {2},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1975_223_2_a20/}
}