John Mwesigwa Mugisa, The verb phrase in Kihema (mémoire de maîtrise), University of Kwazulu-Natal, (lire en ligne)
John Mwesigwa Mugisa, The Syntactic Structure of the VP in Kihema, University of Kwazulu-Natal, coll. « Stellenbosch Papers in Linguistics » (no 40), (lire en ligne)