@conference {Fath_EBT_2006, title = {Industrial Applications of Backscattered Electrons in Modern EB-Welding Machines}, booktitle = {Proceedings of the 8th International Conference on Electron Beam Technologies}, year = {2006}, pages = {66{\textendash}69}, publisher = {Bulgarian Academy of Sciencies}, organization = {Bulgarian Academy of Sciencies}, address = {Varna}, author = {J. Fath and T. L{\"o}wer}, editor = {Georgy Mladenov} }