Literature -

Literature -

Fausto Polo, Encyclopedia of the Ibeji, 2008; Dick Beaulieux, Belgium Collects African Art, 2000; Musee Dapper, Arts d'Afrique, 2000; Ezio Bassani, African Art and Artefacts in European Collections, 2000; Oppitz, Kaiser, von Stockhausen, Wettstein, Naga Identities, 2008; G Niangoran-Bouah, The Akan World of Gold Weights, Vol I and Vol II; Musee Drapper, Masques, 1995; Museo Civico Archeologico, Ex Africa, 2019; Musee des Arts d'Afrique et d'Oceanie, Arts du Nigeria, 1997; J F Thiel and H. Helf, Christliche Kunst in Afrika, 1984; Gary van Wyk' Shangaa, Art of Tanzania, 2013. (12)