\input zb-basic
\input zb-ioport
\iteman{io-port 70750895}
\itemau{Rumsey, John R.; Abmayr, David W.}
\itemti{An effective method for measurement and analysis of system software performance}
\itemso{AFIPS National Computer Conference, 523-527 (1977).}
\itemcc{}
\itemut{}
\itemli{doi:10.1145/1499402.1499496}
\end