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Op_artLiên quan
Op artTài liệu tham khảo
WikiPedia: Op_art http://www.opartica.com http://ubu.com/historical/responsive/ResponsiveEye... http://www.visual-arts-cork.com/history-of-art/op-... http://www.moma.org/collection/theme.php?theme_id=... http://www.terraingallery.org/Some-History.html http://www.tate.org.uk/learn/online-resources/glos... https://commons.wikimedia.org/wiki/Category:Op_art...