%0 Journal Article %A Andrew Elvey Price %A Muhammad Adib Surani %A Sanming Zhou %T The isoperimetric number of the incidence graph of \(\operatorname{PG}(n,q)\) %J The electronic journal of combinatorics %D 2018 %V 25 %N 3 %U http://geodesic.mathdoc.fr/articles/10.37236/6980/ %R 10.37236/6980 %F 10_37236_6980