[n] H. Heydari, “Current Density Calculation of a High Frequency Ion Source”, in Proc. PAC'91, San Francisco, CA, USA, May 1991, pp. 1940-1943.
%\cite{Heydari:PAC91} \bibitem{Heydari:PAC91} H. Heydari, \textquotedblleft{Current Density Calculation of a High Frequency Ion Source}\textquotedblright, in \emph{Proc. PAC’91}, San Francisco, CA, USA, May 1991, pp. 1940--1943.
@inproceedings{heydari:pac91, author = {H. Heydari}, title = {{Current Density Calculation of a High Frequency Ion Source}}, booktitle = {Proc. PAC'91}, pages = {1940--1943}, paper = {}, venue = {San Francisco, CA, USA, May 1991}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }