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21. D Kaisheva, A Anchev, V Dunchev, B Stoyanov, S Valkov, M Ormanova, G Kotlarski, V Todorov, M Atanasova, S Rabadzhiyska and P Petrov, Study of the structure and mechanical properties of electron-beam-welded dissimilar joints of copper and stainless steel with and without offset, Journal of Physics: Conference Series, Volume 2240, 22nd International Summer School On Vacuum, Electron and Ion Technologies (VEIT 2021) 20/09/2021 - 24/09/2021 Sozopol, Bulgaria