\input zb-basic
\input zb-ioport
\iteman{io-port 05928715}
\itemau{Stockbridge, Richard H.; Zhu, Chao}
\itemti{On optimal harvesting in stochastic environments: optimal policies in a relaxed model.}
\itemso{Comput. Res. Repos. 2011, Article No. 1106.2773 (2011).}
\itemcc{}
\itemut{}
\itemli{http://arxiv.org/abs/1106.2773}
\end