@article{DAN_1969_186_4_a18,
     author = {Yu. V. Malov},
     title = {Electron-microscope investigation of ballas and carbonado~{\textendash} two artificial polycrystalline diamonds},
     journal = {Doklady Akademii Nauk},
     pages = {807--808},
     year = {1969},
     volume = {186},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1969_186_4_a18/}
}