Yudila Kendefa Putri, et al. “Investigating the Impact of Mind Mapping Techniques on English Vocabulary Proficiency at Vocational School in Jakarta”. JEdu: Journal of English Education, vol. 5, no. 3, Nov. 2025, pp. 168-76, https://newjournal.unindra.ac.id/index.php/jedu/article/view/654.