@article{DAN_1980_254_2_a22,
     author = {A. S. Kagan and V. I. Fadeeva and L. A. Panchenko and A. P. Unikel},
     title = {Twin imperfections of packing in complex hexagonal crystals},
     journal = {Doklady Akademii Nauk},
     pages = {357--359},
     publisher = {mathdoc},
     volume = {254},
     number = {2},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_254_2_a22/}
}