S. Hadianti, Hidayah, Benny Nugraha, Suci Madiarti Isman, Roihatul Millah, and Anugrah Murtini, “Curriculum Alignment and Skill Acquisition: A Case Study of CEFR Implementation on Speaking Course”, interactionjournal, vol. 12, no. 1, pp. 151–165, May 2025.