Update README.md

README.md

@@ -140,7 +140,7 @@ The input data is licensed as:
 - EIA public domain [data copyrights](https://www.eia.gov/about/copyrights_reuse.php).
 
 ## Citation
-- Boero, Riccardo. 2024. “FACT Data: Geographical Boundaries.” OSF. [doi:10.17605/OSF.IO/68YWE](https://doi.org/10.17605/OSF.IO/68YWE). 
+- Boero, Riccardo. 2024. “FACT Data: Geology and Mining.” OSF. [doi:10.17605/OSF.IO/68YWE](https://doi.org/10.17605/OSF.IO/68YWE). 
 
 Part of the Fine scAle eConomic daTa - FACT project:
 - Boero, Riccardo. 2024. “Fine scAle eConomic daTa - FACT.” OSF. [doi:10.17605/OSF.IO/PV4ZW](https://doi.org/10.17605/OSF.IO/PV4ZW).