TY - JOUR A1 - Chiu, C.-S. A1 - Kuo, P.-F. T1 - THE IMPACT OF THE METRO SYSTEM ON THE SPREAD OF COVID-19 JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLIII-B4-2022 SP - 79 EP - 84 Y1 - 2022/06/01 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLIII-B4-2022/79/2022/ L1 - https://isprs-archives.copernicus.org/articles/XLIII-B4-2022/79/2022/isprs-archives-XLIII-B4-2022-79-2022.pdf DO - 10.5194/isprs-archives-XLIII-B4-2022-79-2022 ER -