\input zb-basic
\input zb-ioport
\iteman{io-port 70913714}
\itemau{Babenko, Maxim A.}
\itemti{An efficient scaling algorithm for the minimum weight bibranching problem}
\itemso{ISAAC, 232-245 (2008).}
\itemcc{}
\itemut{}
\itemli{doi:10.1007/978-3-540-92182-0\_23}
\end