[n] B. W. Hill, H. B. Knowles, and J. L. Orthel, “Shielding and Activation Study for Proton Medical Accelerators”, in Proc. PAC'93, Washington D.C., USA, Mar. 1993, pp. 1762-1765.
%\cite{Hill:PAC93} \bibitem{Hill:PAC93} B. W. Hill, H. B. Knowles, and J. L. Orthel, \textquotedblleft{Shielding and Activation Study for Proton Medical Accelerators}\textquotedblright, in \emph{Proc. PAC’93}, Washington D.C., USA, Mar. 1993, pp. 1762--1765.
@inproceedings{hill:pac93, author = {B. W. Hill and H. B. Knowles and J. L. Orthel}, title = {{Shielding and Activation Study for Proton Medical Accelerators}}, booktitle = {Proc. PAC'93}, pages = {1762--1765}, paper = {}, venue = {Washington D.C., USA, Mar. 1993}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }