1997

Dilthey, U. - Boehm, S. - Dobner, M. - Traeger, G.  Comparability and replication of electron beam welding technology using newtools of the diabeam measurement device. Proceedings of the 5th International Conference on Electron Beam Technologies, Varna: Bulgarian Academy of Sciencies, 1997, s. 76–83.
[Anonym]  Proceedings of the 5th International Conference on Electron Beam Technologies. Proceeding of the EBT 1997, Varna: Bulgarian Academy of Sciencies, 1997.