Kavela, Pedro, Francisco José, and Bernardo Viana. “Problems of University Extension As Challenges of Learning by Experience”. Scientific journal of the ISCED-Huíla 2, no. 1 (February 21, 2023): 85 - 107. Accessed September 20, 2024. https://www.portalpensador.com/index.php/RCIH/article/view/334.