http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313541Hard-edge http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313541 post-1945 fine arts styles and movements BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313541 Abstract Classicism UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313541 Classicism, Abstract UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313541 Hard edge UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313541 Hard-Edge Painting UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313541 Painting, Hard-Edge UF