“VALIDITY ANALYSIS OF THE DIGITAL MATERIAL DEVELOPMENT ON INDONESIAN LANGUAGE SKILLS LEARNING SUBJECT BASED ON MALAY CULTURE FOR PGSD STUDENTS ”. Primary: Jurnal Pendidikan Guru Sekolah Dasar 12, no. 4 (August 20, 2023): 957–963. Accessed December 19, 2025. https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/302.