@article{CDB-jpdc04,
	title={{Radio-wave propagation prediction using ray-tracing techniques on a network of workstations (NOW)}},
	author={Z. Chen and A. Delis and H.L. Bertoni},
	journal={Journal of Parallel and Distributed Computing},
	volume={64},
	number={10},
	month={October},
	pages={1127-1156},
	year={2004}
	}