Oktaviana A, Srianggita I. Cognitive Development of Children Aged 4-7 Years During The Covid-19 Pandemic. joyced [Internet]. 2021 Dec. 27 [cited 2025 Jul. 13];1(2):127-38. Available from: https://journal.uin-suka.ac.id/tarbiyah/joyced/article/view/12-06