[n] T. Hu et al., “Design and Simulation of Microstrip Directional Coupler with Tight Structure and High Directivity”, in Proc. PAC'09, Vancouver, Canada, May 2009, paper TU6RFP056, pp. 1677-1679.
%\cite{Hu:PAC09-TU6RFP056} \bibitem{Hu:PAC09-TU6RFP056} T. Hu \emph{et al.}, \textquotedblleft{Design and Simulation of Microstrip Directional Coupler with Tight Structure and High Directivity}\textquotedblright, in \emph{Proc. PAC’09}, Vancouver, Canada, May 2009, paper TU6RFP056, pp. 1677--1679.
@inproceedings{hu:pac09-tu6rfp056, author = {T. Hu and others}, title = {{Design and Simulation of Microstrip Directional Coupler with Tight Structure and High Directivity}}, booktitle = {Proc. PAC'09}, pages = {1677--1679}, paper = {TU6RFP056}, venue = {Vancouver, Canada, May 2009}, series = {Particle Accelerator Conference}, number = {23}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/PAC2009/papers/TU6RFP056.pdf}, language = {english} }