@article{DAN_1978_241_4_a18,
     author = {A. S. Kagan and A. P. Unikel},
     title = {The effect of intrusion packing defects on the diffraction pattern},
     journal = {Doklady Akademii Nauk},
     pages = {818--820},
     publisher = {mathdoc},
     volume = {241},
     number = {4},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_241_4_a18/}
}