Update README.md to include link to pre-print

README.md

@@ -2,6 +2,19 @@
 
 Jonas Braun, Femke Hurtak, Sibo Wang-Chen, Pavan Ramdya 2023
 
+The bioRxiv paper can be found [here](https://www.biorxiv.org/content/10.1101/2023.09.11.557103v1). If you reuse any of the data or code, please cite our preprint:
+```
+@article {Braun2023,
+	author = {Jonas Braun and Femke Hurtak and Sibo Wang-Chen and Pavan Ramdya},
+	title = {Networks of descending neurons transform command-like signals into population-based behavioral control},
+	elocation-id = {2023.09.11.557103},
+	year = {2023},
+	doi = {10.1101/2023.09.11.557103},
+	publisher = {Cold Spring Harbor Laboratory},
+	eprint = {https://www.biorxiv.org/content/early/2023/09/12/2023.09.11.557103.full.pdf},
+	journal = {bioRxiv}
+}
+```
 **Code for connectome data analysis can be found [here](dn_connectomics) and a description on how to use it in the [README in the same folder](dn_connectomics/README.md):**
 
 **Experimental data required to reproduce the figures can be found [here](https://dataverse.harvard.edu/dataverse/dn_networks)**