Nugraheni, Fenti, Zaenuri Mastur, and Kristina Wijayanti. “KEEFEKTIFAN MODEL PROCESS ORIENTED GUIDED INQUIRY LEARNING TERHADAP KEMAMPUAN PEMECAHAN MASALAH”. Unnes Journal of Mathematics Education 3, no. 1 (March 2, 2014). Accessed December 6, 2025. https://journal.unnes.ac.id/sju/ujme/article/view/3428.