\input zb-basic
\input zb-ioport
\iteman{io-port 50011506}
\itemau{Nasseri, Seyed Hadi; Ebrahimnejad, Ali}
\itemti{Sensitivity analysis on linear programming problems with trapezoidal fuzzy variables}
\itemso{IJORIS 2, No. 2, 22-39 (2011).}
\itemcc{}
\itemut{}
\itemli{doi:10.4018/joris.2011040102}
\end