Deriving Normalized Is_a Hierarchies by Using Applicability Constraints.

Nadira Lammari Regine Laleau Mireille Jouve Xavier Castellani Deriving Normalized Is_a Hierarchies by Using Applicability Constraints. 562-580 1996 conf/caise/1996 CAiSE db/conf/caise/caise96.html#LammariLJC96 http://dx.doi.org/10.1007/3-540-61292-0_30