Ramadianti W, Damayanti E, Jumri R. Didactic Transposition Analysis on Line and Angle Concepts. J.Math.Instr.Soc.Res.Opin. [Internet]. 2025 Feb. 2 [cited 2026 May 13];4(1):149-58. Available from: https://journal-gehu.com/index.php/misro/article/view/367