\input zb-basic
\input zb-ioport
\iteman{io-port 50300140}
\itemau{Parrish, Andy}
\itemti{Review of Erd\H{o}s on graphs: his legacy of unsolved problems by fan chung and ron graham}
\itemso{SIGACT News 42, No. 3, 16-20 (2011).}
\itemcc{}
\itemut{}
\itemli{doi:10.1145/2034575.2034578}
\end