SALWA ALMALIYAH; AHMAN. Validasi Instrumen Sikap Optimisme Remaja: Analysis Rasch Model. G-Couns: Jurnal Bimbingan dan Konseling, [S. l.], v. 9, n. 1, p. 701–709, 2024. DOI: 10.31316/gcouns.v9i1.6310. Disponível em: https://journal.upy.ac.id/index.php/bk/article/view/6310. Acesso em: 6 apr. 2025.