[n] E. F. Parker, “Recent Developments in Polarized Ion Sources”, in Proc. PAC'81, Washington D.C., USA, Mar. 1981, pp. 2640-2644.
%\cite{Parker:PAC81} \bibitem{Parker:PAC81} E. F. Parker, \textquotedblleft{Recent Developments in Polarized Ion Sources}\textquotedblright, in \emph{Proc. PAC’81}, Washington D.C., USA, Mar. 1981, pp. 2640--2644.
@inproceedings{parker:pac81, author = {E. F. Parker}, title = {{Recent Developments in Polarized Ion Sources}}, booktitle = {Proc. PAC'81}, pages = {2640--2644}, paper = {}, venue = {Washington D.C., USA, Mar. 1981}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }