白淳, and 胡家英. “外语学习愉悦情绪研究综述—基于CiteSpace的知识图谱分析”. 人文与社会科学学刊 1, no. 4 (May 2, 2025): 257–267. Accessed May 10, 2025. https://ac.wisvora.com/index.php/rwshkx/article/view/935.