[n] R. A. Beth, “Elliptical and Circular Current Sheets to Produce a Prescribed Internal Field”, in Proc. PAC'67, Washington D.C., USA, Mar. 1967, pp. 386-389.
%\cite{Beth:PAC67} \bibitem{Beth:PAC67} R. A. Beth, \textquotedblleft{Elliptical and Circular Current Sheets to Produce a Prescribed Internal Field}\textquotedblright, in \emph{Proc. PAC’67}, Washington D.C., USA, Mar. 1967, pp. 386--389.
@inproceedings{beth:pac67, author = {R. A. Beth}, title = {{Elliptical and Circular Current Sheets to Produce a Prescribed Internal Field}}, booktitle = {Proc. PAC'67}, pages = {386--389}, paper = {}, venue = {Washington D.C., USA}, series = {Particle Accelerator Conference}, number = {2}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1967}, language = {english} }