Blench, Roger M. “Comparative Heibanic”. In Nuba Mountain Language Studies: Contemporary Perspectives, edited byHelene Fatima Idris, Jan Junglas, and Gertrud Schneider-Blum, 175–201. Cologne, Germany: USB MONOGRAPHS, 2025. Accessed April 2, 2025. https://monographs.ub.uni-koeln.de/usbk/catalog/book/38/chapter/132.