L. Fitriya, N. Hikmatul Maghfiroh, and B. Sukmawati, “Efektivitas Teknik Assertive Training Terhadap Perilaku Toxic Friendship Pada Siswa SMP Plus Abdul Aziz Jember”, J. Con. J. Bim. Kon. Psi., vol. 9, no. 1, pp. 92–107, Mar. 2026.