TY - JOUR A1 - Tong, X. C. A1 - Ben, J. A1 - Liu, Y. Y. A1 - Zhang, Y. S. T1 - Modeling and Expression of Vector Data in the Hexagonal Discrete Global Grid System JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XL-4/W2 SP - 15 EP - 25 Y1 - 2013/10/25 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XL-4-W2/15/2013/ L1 - https://isprs-archives.copernicus.org/articles/XL-4-W2/15/2013/isprsarchives-XL-4-W2-15-2013.pdf DO - 10.5194/isprsarchives-XL-4-W2-15-2013 ER -