Radmilo Racic Denys Ma Hao Chen Xin Liu Exploiting Opportunistic Scheduling in Cellular Data Networks. 2008 NDSS http://www.isoc.org/isoc/conferences/ndss/08/papers/21_exploiting_opportunistic.pdf conf/ndss/2008 db/conf/ndss/ndss2008.html#RacicMCL08