\input zb-basic
\input zb-ioport
\iteman{io-port 70935949}
\itemau{Dylla, Frank}
\itemti{Qualitative spatial reasoning for navigating agents - behavior formalization with qualitative representations}
\itemso{BMI Book, 98-128 (2009).}
\itemcc{}
\itemut{}
\itemli{doi:10.3233/978-1-60750-048-3-98}
\end