Áö¸£ÄÚ´½-89 ³ª³ëÀÔÀÚ Ç¥¸é °³ÁúÇØ °£¿¡¼ ¸ØÃß´Â ÇÑ°è ÇØ°á
https://www.sciencetimes.co.kr/news/%eb%a9%b4%ec%97%ad%ec%84%b8%ed%8f%ac-%ec%9d%b4%ea%b8%b0%ea%b3%a0-%ec%95%94%ec%84%b8%ed%8f%ac%ea%b9%8c%ec%a7%80-%ea%b0%84%eb%8b%a4%ec%9b%90%ec%9e%90%eb%a0%a5%ec%97%b0-%eb%82%98%eb%85%b8/?cat=130