Base Points, Non-unit Implications, and Convex Geometries.

Bernhard Ganter Heiko Reppe Base Points, Non-unit Implications, and Convex Geometries. 210-220 2007 conf/icfca/2007 ICFCA http://dx.doi.org/10.1007/978-3-540-70901-5_14 db/conf/icfca/icfca2007.html#GanterR07