Literature - , Michel Huet. Danses D~Afrique, 1994;, Frank Herreman. In the Presence of Spirits, African Art from the National Museum of Ethnology, Lisbon, 2000;, Laure Meyer. Black Africa, Masks, Sculpture, Jewelry, 1992;, Soul of Africa, Magical Rites and Traditions, 2000;, Pende, Collection J M. Desaive et Ch. Laeremans, 2009;, Two Bruneaf catalogues, 2010 and 2015;, Primitive Art Kunst, Brussels, 1995. (8)