Tomura, Nozomi, Saki Uehara, Konosuke Kaneta, Ryosuke Hara, Ryogo Sasaki, Maho Tsuchida, Ayu Shibuya, and Maiko Yamashita. "Construction of The E-Government -Case Study of Japan and Estonia." International Journal for Applied Information Management  1, no. 3 (2021): 145-151.