TY - JOUR A1 - Luo, F. A1 - Zhao, Y. T1 - Design of cooperative update mechanism of national geographic conditions monitoring and basic surveying and mapping JO - Abstr. Int. Cartogr. Assoc. J1 - ICA-Abs VL - 1 SP - 231 EP - Y1 - 2019/07/15 PB - Copernicus Publications SN - 2570-2106 UR - https://ica-abs.copernicus.org/articles/1/231/2019/ L1 - https://ica-abs.copernicus.org/articles/1/231/2019/ica-abs-1-231-2019.pdf DO - 10.5194/ica-abs-1-231-2019 ER -