@conference {Koleva_EBT_2006, title = {Emittance Calculation Based on the Current Distribution Measurements at Changes of the Beam Focusing}, booktitle = {Proceedings of the 8th International Conference on Electron Beam Technologies}, year = {2006}, pages = {51{\textendash}65}, publisher = {Bulgarian Academy of Sciencies}, organization = {Bulgarian Academy of Sciencies}, address = {Varna}, author = {Elena Koleva and C. G. Menhard and T. L{\"o}wer and Georgy Mladenov}, editor = {Georgy Mladenov} }