[n] K. Dunkel, F. Kremer, C. Piel, and J. Plitzko, “Development and Performance of a Proton and Deuteron ECR Ion Source”, presented at the PAC'05, Knoxville, TN, USA, May 2005, paper TPPE023, unpublished.
%\cite{Dunkel:PAC05-TPPE023} \bibitem{Dunkel:PAC05-TPPE023} K. Dunkel, F. Kremer, C. Piel, and J. Plitzko, \textquotedblleft{Development and Performance of a Proton and Deuteron ECR Ion Source}\textquotedblright, presented at the PAC’05, Knoxville, TN, USA, May 2005, paper TPPE023, unpublished.
@unpublished{dunkel:pac05-tppe023, author = {K. Dunkel and F. Kremer and C. Piel and J. Plitzko}, title = {{Development and Performance of a Proton and Deuteron ECR Ion Source}}, booktitle = {Proc. PAC'05}, paper = {TPPE023}, venue = {Knoxville, TN, USA, May 2005}, intype = {presented at the}, series = {Particle Accelerator Conference}, number = {21}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/p05/papers/TPPE023.pdf}, note = {presented at PAC'05, Knoxville, TN, USA, May 2005, paper TPPE023, unpublished}, language = {english} }