Saputra, Nofrans Eka, and Yun Nina Ekawati. “The Effectiveness of E-Book App Story Telling of Traditional Game Story Series to Increase the Attachment Between Parents and Children”. Journal of Educational, Health and Community Psychology, vol. 10, no. 3, Sept. 2021, pp. 525-43, doi:10.12928/jehcp.v10i3.21192.