[n] V. Bechtold, L. Friedrich, and F. Schulz, “External Ion Sources at the Karlsruhe Cyclotron”, in Proc. Cyclotrons'84, East Lansing, MI, USA, Apr.-May 1984, paper B28, pp. 118-121.
%\cite{Bechtold:Cyclotrons84-B28} \bibitem{Bechtold:Cyclotrons84-B28} V. Bechtold, L. Friedrich, and F. Schulz, \textquotedblleft{External Ion Sources at the Karlsruhe Cyclotron}\textquotedblright, in \emph{Proc. Cyclotrons’84}, East Lansing, MI, USA, Apr.-May 1984, paper B28, pp. 118--121.
@inproceedings{bechtold:cyclotrons84-b28, author = {V. Bechtold and L. Friedrich and F. Schulz}, title = {{External Ion Sources at the Karlsruhe Cyclotron}}, booktitle = {Proc. Cyclotrons'84}, pages = {118--121}, paper = {B28}, venue = {East Lansing, MI, USA, Apr.-May 1984}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/c84/papers/B28.pdf}, language = {english} }