Christel, Mapa Kamdoum Genevieve, and Pilag Kakeu Charles Bertin. “Natural Ressources and Innovation: A New Insight”. Asian Journal of Empirical Research 14, no. 2 (July 9, 2024): 39–51. Accessed August 31, 2024. https://archive.aessweb.com/index.php/5004/article/view/5117.