@INPROCEEDINGS{2014:CDC_ratioconsensus,
author={Charalambous, T. and Hadjicostis, C.N.},
booktitle={IEEE 53rd Annual Conference on Decision and Control (CDC)},
title={Average consensus in the presence of dynamically changing directed topologies and time delays},
year={2014},
pages={709--714},
month={Dec},
}