[n] D. E. Johnson and R. P. Johnson, “The Colliding Beams Sequencer”, in Proc. PAC'89, Chicago, IL, USA, Mar. 1989, pp. 1657-1660.
%\cite{Johnson:PAC89} \bibitem{Johnson:PAC89} D. E. Johnson and R. P. Johnson, \textquotedblleft{The Colliding Beams Sequencer}\textquotedblright, in \emph{Proc. PAC’89}, Chicago, IL, USA, Mar. 1989, pp. 1657--1660.
@inproceedings{johnson:pac89, author = {D. E. Johnson and R. P. Johnson}, title = {{The Colliding Beams Sequencer}}, booktitle = {Proc. PAC'89}, pages = {1657--1660}, paper = {}, venue = {Chicago, IL, USA, Mar. 1989}, publisher = {JACoW Publishing, Geneva, Switzerland}, language = {english} }