\input zb-basic \input zb-ioport \iteman{io-port 50373157} \itemau{Tal, Ido; Roth, Ron M.} \itemti{Convex programming upper bounds on the capacity of 2-D constraints} \itemso{IEEE Transactions on Information Theory 57, No. 1, 381-391 (2011).} \itemcc{} \itemut{} \itemli{doi:10.1109/TIT.2010.2090234} \end