PEMECAHAN MASALAH GEOMETRI NON-RUTIN: STUDI KUALITATIF TENTANG STRATEGI DAN HAMBATAN SISWA SD. JGGE [Internet]. 2026 Mar. 5 [cited 2026 Sep. 21];2(1):727 – 731. Available from: https://lppnusantara.com/index.php/JGGEducation/article/view/533