1. Anonymous. 2019. An Old Grudge between Japan and South Korea Is Getting out of Hand. The Economist . Accessed April 7 2023. https://www.economist.com/asia/2019/08/29/an-old-grudge-between-japan-and-south-korea-is-getting-out-of-hand.
2. Anonymous. 2023. How the ‘nine-dash line’ fuels tensions in the South China Sea. The Economist . Accessed on June 19 2023. https://www.economist.com/the-economist-explains/2023/02/10/how-the-nine-dash-line-fuels-tensions-in-the-south-china-sea.
3. Arirang News. 2020. U.S. State Department explains “Sea of Japan” is official name in Washington [Video]. YouTube . https://www.youtube.com/watch?v=GzV_XiZwu8M.
4. Territorial issue in the context of colonial history and international politics: the Dokdo issue between Korea and Japan;Bae C.;The Journal of East Asian Affairs,2012
5. Project-Based Learning for the 21st Century: Skills for the Future