Qiu Xiangyu, and Yin Kaiyang. “The Development Trend and Advantages of Fishery in Angola”. Frontline Social Sciences and History Journal 5, no. 06 (June 13, 2025): 21–26. Accessed April 28, 2026. https://www.frontlinejournals.org/journals/index.php/fsshj/article/view/747.