[n] H. Ludewig et al., “Collimator Systems for the SNS Ring”, in Proc. PAC'99, New York, NY, USA, Mar. 1999, paper THCR4, pp. 548-550.
%\cite{Ludewig:PAC99-THCR4} \bibitem{Ludewig:PAC99-THCR4} H. Ludewig \emph{et al.}, \textquotedblleft{Collimator Systems for the SNS Ring}\textquotedblright, in \emph{Proc. PAC’99}, New York, NY, USA, Mar. 1999, paper THCR4, pp. 548--550.
@inproceedings{ludewig:pac99-thcr4, author = {H. Ludewig and others}, title = {{Collimator Systems for the SNS Ring}}, booktitle = {Proc. PAC'99}, pages = {548--550}, paper = {THCR4}, venue = {New York, NY, USA, Mar. 1999}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/p99/papers/THCR4.pdf}, language = {english} }