Baumbach 1987: L. Baumbach, Aoidos and imbongi. A comparison between the Homeric epics and African praise-songs, Varia studia in honorem W. J. Richards, coll. Cilliers L. & Snyman A. H. : Univ. van die Oranje-Vrystaat Acta Acad. Reeks B XXII Bloemfontein 1987 xii & 449 p. 167-179.

Oral-poetry, Komparatistik