@inproceedings{JAT09,
title = "Stability and Robustness Conditions using Frequency Dependent
Half Planes",
author = "Krister Jacobsson and Lachlan L. H. Andrew and Ao Tang",
month = Dec,
year = "2009",
pages = "6166-6171",
booktitle = "Proc. IEEE Conf. Decision and Control (CDC)",
url = "http://www.caia.swin.edu.au/cv/landrew/pubs/halfplane_stability_cdc09.pdf"
}