F. Febriani, S. Nelwati, I. Zukdi, H. Hidayati, and R. Eliza, Trans., “The Influence of the Discovery Learning and Numbered Heads Together Models on Student Learning Outcomes”, Edu Global, vol. 6, no. 1, pp. 49–54, Jun. 2025, doi: 10.56874/edb.v6i1.20.