https://www.syu.ac.kr/blog/2018%ed%95%99%eb%85%84%eb%8f%84-%ea%b2%a8%ec%9a%b8%ed%95%99%ea%b8%b0-tie-program-%eb%aa%a8%ec%a7%91%ec%95%88%eb%82%b4-%ea%b8%80%eb%a1%9c%ec%bb%ac%ec%98%81%ec%96%b4%ec%8b%a4%ec%9a%a9%ec%98%81/%ec%8a%a4%eb%af%b8%ec%8a%a4%ea%b5%90%ec%96%91%eb%8c%80%ed%95%99/