Zulfiani, Rizqy, and Zulaikhah. “Hubungan Kondisi Lingkungan Dengan Tingkat Konsentrasi Siswa”. EDUCATOR (DIRECTORY OF ELEMENTARY EDUCATION JOURNAL) 2, no. 1 (July 16, 2021): 1–22. Accessed August 28, 2025. https://ejournal.iaingorontalo.ac.id/index.php/edu/article/view/134.