Pretty Zellyn Quieta Derek, Serly Daud, Yuniarty Antu, Muhammad Isman Jusuf, and Yancy Lumentut, “Gambaran Masalah Mental Emosional Siswa Kelas 12 SMA Berdasarkan Strengths and Difficulties Questionnaire (SDQ)”, JKRI, vol. 3, no. 2, pp. 607–614, Jan. 2026.