[n] H. Herman and M. E. Rickey, “The Cryopumping System for the Indiana University 200 MeV Cyclotron”, in Proc. PAC'71, Chicago, IL, USA, Mar. 1971, pp. 642-646.
%\cite{Herman:PAC71} \bibitem{Herman:PAC71} H. Herman and M. E. Rickey, \textquotedblleft{The Cryopumping System for the Indiana University 200 MeV Cyclotron}\textquotedblright, in \emph{Proc. PAC’71}, Chicago, IL, USA, Mar. 1971, pp. 642--646.
@inproceedings{herman:pac71, author = {H. Herman and M. E. Rickey}, title = {{The Cryopumping System for the Indiana University 200 MeV Cyclotron}}, booktitle = {Proc. PAC'71}, pages = {642--646}, paper = {}, venue = {Chicago, IL, USA}, series = {Particle Accelerator Conference}, number = {4}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {6}, year = {1971}, language = {english} }