Yoon, Soon-Ock, and Sang-Ill Hwang. 2003. “The Influence of Holocene Environmental Change on Human Activities in the Daegu Basin, Korea, During Prehistoric and Ancient Times”. Geografia Fisica E Dinamica Quaternaria 6 (January): 99-109. https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/1260.