Martin, Chryssee MacCasler Perry and Esmond Bradley Martin: Quest for the Past. An historical guide to the Lamu Archipelago. 1973. (p. 7) (only for Bwana Mkuu, Bwana Tamu and Fumo Madi ibn Abi Bakr)
Tolmacheva, Marina, ed. (1 January 2012). The Pate Chronicle. MSU Press. pp. 263–266. ISBN 978-1-60917-302-9.
