Parkia Biglobosa Jacq (dawa-dawa): The Threatened Giant of the Guinea Savanna of Nigeria (The Cross River State Situation). Global Journal of Science Frontier Research, [S. l.], v. 16, n. 16, p. 21–32, 2016. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/. Acesso em: 1 nov. 2026.