%0 Journal Article %A Tim Penttila %A Alessandro Siciliano %T On the incidence maps of incidence structures %J Ars Mathematica Contemporanea %D 2021 %P 51-68 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1996.db7/ %R 10.26493/1855-3974.1996.db7 %G en %F 10_26493_1855_3974_1996_db7