PACS:68.49.Jk, 79.20.Hx (all) DOI:10.1070/PU1991v034n04ABEH002363 URL: https://ufn.ru/en/articles/1991/4/c/ Citation: Leonas V B "Multi-electron secondary emission from solid surface bombarded by fast atomic particles" Sov. Phys. Usp.34 (4) 317–330 (1991)