Sari, Elin Novita, and Ristontowi Ristontowi. “Pengaruh Motivasi Belajar Terhadap Kemampuan Berpikir Kreatif Matematis Siswa Dalam Model Problem Based Learning (PBL) Di SMP”. Jurnal Pendidikan Matematika Raflesia 5, no. 3 (October 19, 2020): 53–62. Accessed May 17, 2024. https://ejournal.unib.ac.id/jpmr/article/view/11504.