TY - JOUR AU - V. A. Molchanov AU - V. Soshka TI - Energy spectra of ions scattered by polycrystal surfaces within small angles JO - Doklady Akademii Nauk PY - 1964 SP - 70 EP - 71 VL - 155 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1964_155_1_a18/ LA - ru ID - DAN_1964_155_1_a18 ER -