@article{feng_he_2025,  title={Imaging estuarine surface salinity using Sentinel-2: a case study in the Pearl River Estuary},  volume={73},  ISSN={2675-2824},  url={https://doi.org/10.1590/2675-2824073.24026},  DOI={10.1590/2675-2824073.24026},  journal={Ocean and Coastal Research},  publisher={Instituto Oceanográfico da Universidade de São Paulo},  author={Feng, Youbin and He, Yingqing},  year={2025},  pages={e25016} }