Cahyanti RD, Mutianingsih N, Prayitno LL, Sugandi E. PENERAPAN TEORI WALLAS DALAM MEMECAHKAN MASALAH OPEN ENDED. ED [Internet]. 2025 Aug. 12 [cited 2025 Sep. 20];9(1):96-105. Available from: https://studentjournal.umpo.ac.id/index.php/edupedia/article/view/3361