AHMAD, Ahmad; DOS SANTOS, Mariano; HELMIYATUN, Helmiyatun; HIDAYAH, Nurul; PARIHIN, Parihin. CONTENT VALIDITY OF THE MATHEMATICS LEARNING INDEPENDENCE INSTRUMENT FOR JUNIOR HIGH SCHOOL STUDENTS USING AIKEN’S V. Mathematics Research and Education Journal, [S. l.], v. 9, n. 2, p. 1–14, 2025. DOI: 10.25299/mrej.2025.vol9(2).24035. Disponível em: https://journal.uir.ac.id/index.php/JPM/article/view/24035. Acesso em: 21 jul. 2026.