| Lamberty, Melinda | A survey of Mofu intelligibility for Cuvok speakers (Mayo-Tsanaga Division, Far North Province) | 2002 | Journal of Language Survey Reports | Language Assessment, Sociolinguistics |
| Mbongue, Joseph | Evaluation sociolinguistique du niveau de bilinguisme chez les Ndaˀndaˀ | 2005 | Journal of Language Survey Reports | Language Assessment, Sociolinguistics |
| Crawford, Karyn | Lexicostatistics and intelligibility testing survey with simplified SLOPE of the Mefele language | 2005 | Journal of Language Survey Reports | Language Assessment, Sociolinguistics |
