Ashari, Wahyu, and Tri Linggo Wati. “The Effect of Smart Card Media Utilization on Learning Outcomes of Mathematics Subjects for Grade 1 Elementary School: Pengaruh Pemanfaatan Media Smart Card Terhadap Hasil Belajar Mata Pelajaran Matematika Kelas 1 SD”. Academia Open 6 (June 30, 2022): 10.21070/acopen.6.2022.2278. Accessed September 14, 2025. https://acopen.umsida.ac.id/index.php/acopen/article/view/2278.