Hyman, Larry M.. "Downstep Deletion in Aghem". Vol 4, edited by David Odden, Berlin, Boston: De Gruyter Mouton, 1987, pp. 209-222. https://doi.org/10.1515/9783110882681-017
Hyman, Larry M.. "Downstep Deletion in Aghem" In Vol 4 edited by David Odden, 209-222. Berlin, Boston: De Gruyter Mouton, 1987. https://doi.org/10.1515/9783110882681-017