Update README.md

README.md

@@ -28,7 +28,7 @@ The Russian Financial Statements Database (RFSD) is an open, harmonized collecti
 
 The RFSD is hosted on 🤗 [Hugging Face](https://huggingface.co/datasets/irlspbru/RFSD) and [Zenodo](https://doi.org/10.5281/zenodo.14622209) and is stored in a structured, column-oriented, compressed binary format Apache Parquet with yearly partitioning scheme, enabling end-users to query only variables of interest at scale.
 
-The accompanying paper provides internal and external validation of the data: [http://arxiv.org/abs/2501.05841](http://arxiv.org/abs/2501.05841).
+The accompanying paper provides internal and external validation of the data: [https://doi.org/10.1038/s41597-025-05150-1](https://doi.org/10.1038/s41597-025-05150-1).
 
 Here we present the instructions for importing the data in R or Python environment. Please consult with the project repository for more information: http://github.com/irlcode/RFSD.