Baka: A Highly Endangered Language of Northern Cameroun . Roger Blench and Philippe Aviwaï and Tony Smith (2009) · http://www.rogerblench.info/Language/Afroasiatic/Chadic/Central/Baka/Baka%%20wordlist%%20Cameroun%%2009.pdf

Urbanization and the Fate of Indigenous Urban Minority Languages in Cameroon . Chiatoh, Blasius Agha-ah (2020) · In Aspects of the phonology, morphology and syntax of Cameroonian languages: (Wandala, Kwandja, Bassa, Limbum, Ghomala’, Kejom, Obang, Baba, West Ring) and applied linguistics: essays in honour of Pius Ngwa Tamanji edited by Mba, Gabriel, Tabe, Florence & Neba, Ayu’nwi N. · LINCOM GmbH