Rolf Theil (2006) Is Omotic Afro-Asiatic? [Архівовано 24 лютого 2021 у Wayback Machine.] pp 1–2: «I claim to show that no convincing arguments have been presented [for the inclusion of Omotic (OM) in Afro-Asiatic (AA)], and that OM should be regarded as an independent language family. No closer genetic relations have been demonstrated between OM and AA than between OM and any other language family.»
Rolf Theil (2006) Is Omotic Afro-Asiatic? [Архівовано 24 лютого 2021 у Wayback Machine.] pp 1–2: «I claim to show that no convincing arguments have been presented [for the inclusion of Omotic (OM) in Afro-Asiatic (AA)], and that OM should be regarded as an independent language family. No closer genetic relations have been demonstrated between OM and AA than between OM and any other language family.»