\input zb-basic
\input zb-ioport
\iteman{io-port 50155476}
\itemau{De Wispelaere, A.; Van Maldeghem, Hendrik}
\itemti{Common point reguli of different generalized hexagons on $Q(6, q)$}
\itemso{Eur. J. Comb. 28, No. 7, 1922-1933 (2007).}
\itemcc{}
\itemut{}
\itemli{doi:10.1016/j.ejc.2006.08.005}
\end