Aditya Ramamoorthy Vwani P. Roychowdhury Sudhir Kumar Singh Distributed Compression with Selfish Terminals: Correlation Induces Anarchy http://arxiv.org/abs/0804.1840 2008 CoRR abs/0804.1840 db/journals/corr/corr0804.html#abs-0804-1840 informal publication