@Article{essd-2026-790,
AUTHOR = {Wang, M. and Song, P. and Zhao, T. and Zhang, Y. and Zhao, H.},
TITLE = {MSM4D: a sub-daily soil moisture dataset with four nominal overpass slots from AMSR2-SMAP fusion (2015--2024)},
JOURNAL = {Earth System Science Data Discussions},
VOLUME = {2026},
YEAR = {2026},
PAGES = {1--37},
URL = {https://essd.copernicus.org/preprints/essd-2026-790/},
DOI = {10.5194/essd-2026-790}
}