diff --git a/README.md b/README.md
index 8e12c92..09f764c 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,12 @@
 # Data module for electricity demand in Europe
 
-This module prepares electricity demand timeseries for Europe at arbitrary resolution
+This module prepares electricity demand timeseries for Europe at arbitrary resolution, based on ENTSO-E historical load data.
 
 <!-- Place an attractive image of module outputs here -->
 
+<p align="center">
+  <img src="./figures/plot_profiles.png">
+</p>
 
 ## About
 <!-- Please do not modify this templated section -->
@@ -83,8 +86,11 @@ snakemake --use-conda --cores 2  # run the workflow!
 
 This module is based on the following research and datasets:
 
-*
-*
+* ENTSOE Transparency Platform (https://transparency.entsoe.eu)
+* Open Power System Data (https://data.open-power-system-data.org)
+* Schiavina M., Freire S., Carioli A., MacManus K. (2023):
+  GHS-POP R2023A - GHS population grid multitemporal (1975-2030).European Commission, Joint Research Centre (JRC)
+  PID: http://data.europa.eu/89h/2ff68a52-5b5b-4a22-8f40-c41da8332cfe, doi:10.2905/2FF68A52-5B5B-4A22-8F40-C41DA8332CFE
 
 ## Contributors ✨
 
diff --git a/figures/plot_profiles.png b/figures/plot_profiles.png
new file mode 100644
index 0000000..24469e3
Binary files /dev/null and b/figures/plot_profiles.png differ
diff --git a/workflow/scripts/demand_electricity_raster.py b/workflow/scripts/demand_electricity_raster.py
index c11312f..31664f9 100644
--- a/workflow/scripts/demand_electricity_raster.py
+++ b/workflow/scripts/demand_electricity_raster.py
@@ -85,7 +85,7 @@ def main(
     plt.savefig(plot_raster, bbox_inches="tight")
 
     plot_national_profiles(demand)
-    plt.savefig(plot_profiles, bbox_inches="tight", dpi=300)
+    plt.savefig(plot_profiles, bbox_inches="tight", dpi=110)
 
 
 if __name__ == "__main__":