https://gislbs.net/2026/09/08/%ec%97%b0%ea%b5%ac-%ea%b5%90%eb%a5%98-%ec%84%b8%eb%af%b8%eb%82%98-purdue-university/서울대학교 공간정보연구실 GIS/LBS 연구그룹ko2026-09-08T02:38:33+00:00연구 교류 세미나 – Purdue Universityhttps://gislbs.net/wp-content/uploads/2026/09/kakaotalk_20260908_100645610_07-rotated-1-e1788831668612.jpg?w=113