Aleksandar Neskovic Natasa Neskovic George Paunovic Modern Approaches in Modeling of Mobile Radio Systems Propagation Environment. 2000 3 IEEE Communications Surveys and Tutorials 3 http://www.comsoc.org/livepubs/surveys/public/3q00issue/neskovic.html db/journals/comsur/comsur3.html#NeskovicNP00