[n] C. W. Schmidt, “Review of Negative Hydrogen Ion Sources”, in Proc. LINAC'90, Albuquerque, NM, USA, Sep. 1990, paper TU101, pp. 259-263.
%\cite{Schmidt:LINAC90-TU101} \bibitem{Schmidt:LINAC90-TU101} C. W. Schmidt, \textquotedblleft{Review of Negative Hydrogen Ion Sources}\textquotedblright, in \emph{Proc. LINAC’90}, Albuquerque, NM, USA, Sep. 1990, paper TU101, pp. 259--263.
@inproceedings{schmidt:linac90-tu101, author = {C. W. Schmidt}, title = {{Review of Negative Hydrogen Ion Sources}}, booktitle = {Proc. LINAC'90}, pages = {259--263}, paper = {TU101}, venue = {Albuquerque, NM, USA, Sep. 1990}, series = {Linear Accelerator Conference}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/l90/papers/TU101.pdf}, language = {english} }