@article {09-WT-B-WCDMADownlinkCapacity,
	title = {Downlink capacity and interference statistics of wideband code division multiple access microcells for trains in long tunnels},
	journal = {Communications, IET},
	volume = {3},
	number = {4},
	year = {2009},
	month = {April},
	pages = {603-609},
	keywords = {broadband networks, code division multiple access, downlink capacity, interference (signal), interference statistics, multipath interference, statistical analysis, tunnel cigar-shaped microcell, tunnels, underground communication, wideband code division multiple access},
	issn = {1751-8628},
	doi = {10.1049/iet-com.2008.0356},
	author = {Ahmed, B T and Ramon, M C}
}
@article {03-WT-B-Propagation,
	title = {Comments on the hybrid model for propagation loss prediction in tunnels},
	journal = {Antennas and Propagation Magazine, IEEE},
	volume = {45},
	number = {5},
	year = {2003},
	month = {Oct},
	pages = {156-158},
	keywords = {Attenuation, Electromagnetic modeling, electromagnetic propagation, Electromagnetic waveguides, Electronic mail, Frequency, hybrid model, Microcell networks, microcellular radio, Predictive models, propagation loss prediction, Propagation losses, specific attenuation factor, Telecommunications, tunnels, UHF radio propagation, waveguide model, waveguide theory},
	issn = {1045-9243},
	doi = {10.1109/MAP.2003.1252819},
	author = {Ahmed, B T and Ramon, M C and de Haro Ariet, L}
}
