Sofiah, Sofiah, Kustiono Kustiono, and Awalya Awalya. “Development of Cooperative Learning Model Assisted by Lotto Educative Media to Improve Emotional Social Early Childhood”. Journal of Primary Education 8, no. 7 (September 2, 2019): 39-47. Accessed May 8, 2024. https://journal.unnes.ac.id/sju/jpe/article/view/33828.