Véronique Normand Joëlle Coutaz Unifying the Design and Implementation of User Interfaces through the Object Paradigm. 153-169 http://link.springer.de/link/service/series/0558/bibs/0615/06150153.htm 1992 conf/ecoop/1992 ECOOP db/conf/ecoop/ecoop92.html#NormandC92