| Giger, Martha; Gravina, Richard; Haller, Beat; Lawarum, Ayouba; Boumbouloh, Jean; Doumok, Elie | Sənəkwakwa ha bo ka mədzeŋge 3 | 2001 | | |
| Gravina, Richard; Gravina, Susan; Nelezek Barko, Robert | Wan ana ayah (L'écureuil) | 2001 | | |
| Gravina, Richard | The Verb Phrase in Mbuko | 2001 | | Linguistics |
| Gravina, Richard; Doumok, Elie | L'orthographe de la langue mere (Description préliminaire) | 2001 | | Literacy and Education |
| Gravina, Richard | Features of a Chadic language: the case of Mbuko phonology | 2001 | Grammatische analysen Afrikanischer Sprachen | Linguistics |
| Gravina, Richard; Gravina, Susan; Nelezek Barko, Robert | 'Am sə guvugo ahay mə slala cew awan (Deuxième livret de contes) | 2001 | | |
