[n] S. Heifets, “Perturbation Theory of Broadband Impedances”, in Proc. PAC'93, Washington D.C., USA, Mar. 1993, pp. 3456-3459.
%\cite{Heifets:PAC93} \bibitem{Heifets:PAC93} S. Heifets, \textquotedblleft{Perturbation Theory of Broadband Impedances}\textquotedblright, in \emph{Proc. PAC’93}, Washington D.C., USA, Mar. 1993, pp. 3456--3459.
@inproceedings{heifets:pac93, author = {S. Heifets}, title = {{Perturbation Theory of Broadband Impedances}}, booktitle = {Proc. PAC'93}, pages = {3456--3459}, paper = {}, venue = {Washington D.C., USA, Mar. 1993}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }