[n] A. Horbowa and S. Buhler, “The AGOR Cryopumps”, in Proc. Cyclotrons'89, Berlin, Germany, May 1989, paper F3-02, pp. 224-227.
%\cite{Horbowa:Cyclotrons89-F3-02} \bibitem{Horbowa:Cyclotrons89-F3-02} A. Horbowa and S. Buhler, \textquotedblleft{The AGOR Cryopumps}\textquotedblright, in \emph{Proc. Cyclotrons’89}, Berlin, Germany, May 1989, paper F3--02, pp. 224--227.
@inproceedings{horbowa:cyclotrons89-f3-02, author = {A. Horbowa and S. Buhler}, title = {{The AGOR Cryopumps}}, booktitle = {Proc. Cyclotrons'89}, pages = {224--227}, paper = {F3-02}, venue = {Berlin, Germany, May 1989}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/c89/papers/F3-02.pdf}, language = {english} }