Nuno Pratas Nicola Marchetti Neeli R. Prasad António Rodrigues Ramjee Prasad Centralized Cooperative Spectrum Sensing for Ad-Hoc Disaster Relief Network Clusters. 1-5 2010 ICC http://dx.doi.org/10.1109/ICC.2010.5502710 conf/icc/2010 db/conf/icc/icc2010.html#PratasMPRP10