Ashari, W. and Wati, T. L. (2022) “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, p. 10.21070/acopen.6.2022.2278. doi: 10.21070/acopen.6.2022.2278.