Description: LOUIS PERROIS & MARTA SIERRA DELAGE : ? The Art of Equatorial Guinea – The Fang Tribes ? Fundacion Folch Barcelone 1991. + SIEBER AND WALKER : ? AfricanArt in the cycle of life ? National Museum of African Art 1987 + COLLECTIF: Corps sculptés, corps parés, corps masques Paris Grand Palais 1989 + Till Forster : ?Die Kunst der Senufo?: Museum Rietberg Zurich. 1988. + Martha G. Anderson & Christine Mullen Kreamer: ?Wild Spirits/Strong Medicine African Art in the Wilderness? Center for African Art New-York 1989 + Perrois L. Ancestral art of Gabon Musée Barbier-Mueller 1985 + Hélène Kamer: ? Masques Elephant Igbo ? Paris 1980