Kapaniaris, Alexandros, and Georgios Zampetoglou. “Visual Programming for the Greation of Digital Shadow Play Performance Using Mobile Devices in Times of Covid-19”. Advances in Mobile Learning Educational Research 1, no. 2 (November 10, 2021): 162-170. Accessed February 1, 2023. https://www.syncsci.com/journal/AMLER/article/view/AMLER.2021.02.010.