PACS:32.60.+i, 32.70.Jz, 31.15.−p (all) DOI:10.1070/PU1973v016n03ABEH005192 URL: https://ufn.ru/en/articles/1973/3/j/ Citation: Zel’dovich Ya B "Scattering and emission of a quantum system in a strong electromagnetic wave" Sov. Phys. Usp.16 427–433 (1973)