[1]
A. N. Purba and Y. Yahfizham, “Improvement in Junior High School Students’ Mathematical Critical Thinking Ability through the Teams Games Tournament (TGT) Learning Model Assisted by Wordwall on the Topic of Two-Variable Linear Equation Systems (SPLDV)”, J.Math.Instr.Soc.Res.Opin., vol. 5, no. 3, pp. 2575–2536, Oct. 2026.