http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830reflectance http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 light-related concepts BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 reflectivity RT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 diffuse reflectance NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 coefficient of reflection UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 coefficient, reflection UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 factor, reflection UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 reflection coefficient UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 reflection factor UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31402830 reflectivity UF