| Starr, Alan and Clark Regnier | Tivoid survey | 2008 | Journal of Language Survey Reports | Language Assessment, Sociolinguistics |
| Tuinstra, Anna | Revised Ipulo Orthography Guide | 2018 | | Linguistics, Literacy and Education |
| Tuinstra, Anna | A phonological sketch of the Ipulo language | 2015 | | Linguistics |
| Regnier, Clark D. | Tivoid survey of the Akwaya Sub-division, Manyu Division, Southwest Province | 1991 | | Language Assessment, Sociolinguistics |
| Apit, Philip | Vēkan Vekwolunu Īhū | | | |
| Tuinstra, Anna | Ipulo Orthography Guide | 2015 | | Literacy and Education |
| Tuinstra, Anna | Ipulo Phonology and Morphology | 2019 | | Linguistics |
