Hisam Fauzi, Khairiyah Khadijah, and Dian Oktary. “Pengaruh Layanan Konseling Kelompok Dengan Teknik Assertive Training Terhadap Sikap Asertif Siswa Introvert Di Sekolah”. Journal of Innovative and Creativity 5, no. 2 (July 2, 2025): 10506–10518. Accessed October 16, 2026. https://joecy.org/index.php/joecy/article/view/1721.