Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page


My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1999 1
2014 2
2016 1
2018 1
2019 1
2022 2
2023 1
2024 0

Text availability

Article attribute

Article type

Publication date

Search Results

9 results

Results by year

Filters applied: . Clear all
Page 1
Did you mean songnan li (163 results)?
Geographic information science in the era of geospatial big data: A cyberspace perspective.
Liu X, Chen M, Claramunt C, Batty M, Kwan MP, Senousi AM, Cheng T, Strobl J, Arzu C, Wilson J, Bandrova T, Konecny M, Torrens PM, Zhang F, He L, Wang J, Ratti C, Kolditz O, Klippel A, Li S, Lin H, Lü G. Liu X, et al. Among authors: li s. Innovation (Camb). 2022 Jul 6;3(5):100279. doi: 10.1016/j.xinn.2022.100279. eCollection 2022 Sep 13. Innovation (Camb). 2022. PMID: 35967836 Free PMC article. No abstract available.
China: Open access to Earth land-cover map.
Jun C, Ban Y, Li S. Jun C, et al. Among authors: li s. Nature. 2014 Oct 23;514(7523):434. doi: 10.1038/514434c. Nature. 2014. PMID: 25341776 No abstract available.