(en) Caroline A. Grant, A sociolinguistic survey of Pélasla, Yaoundé, SIL Cameroon, , 17 p. (lire en ligne)
(en) Richard Gravina, The phonology of Proto-Central Chadic: the reconstruction of the phonology and lexicon of Proto-Central Chadic, and the linguistic history of the Central Chadic languages, Utrecht, LOT publications, (lire en ligne)
William Kinnaird, Proposition d’orthographe pour la langue vamé, Yaoundé, SIL Cameroun, (lire en ligne)
(en) William J. Kinnaird, The Vame verbal system, Yaoundé, SIL Cameroon, , 66 p. (lire en ligne)