BibTex format
@inproceedings{Ashtiani:1998,
author = {Ashtiani, AE and Nam, S and Lucyszyn, S and Robertson, ID},
pages = {7/1--6},
publisher = {IEEE},
title = {Monolithic Ka-band 180° analog phase shifter employing HEMT-based varactor diodes},
year = {1998}
}