http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559buttresses http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559 supporting and resisting elements BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559 buttressing RT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559 setback buttresses NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559 hanging buttresses NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559 flying buttresses NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559 corner buttresses NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31414559 buttress UF