Doors: 80.04, 1988 - Acrylic on canvas on panel, 51 x 49 cm. Signature, title and data on the back. Esp: Drouot Art contemporain au profit de la sauvegarde de Venise et de la Grande Muraille de Chine = Contemporary art auction for the benefit of the preservation of Venice and the Great Wall of China, Beijing 6 May 1989Bibl: Catalogue Drouot Art contemporain au profit de la sauvegarde de Venise et de la Grande Muraille de Chine = Auction of contemporary art for the benefit of the preservation of Venice and the Great Wall of China, Beijing 6 May 1989 (no. 27)Provenance: Drouot Art contemporain Beijing, private collection