Update README.md

README.md

@@ -45,9 +45,11 @@ Each sample consists of 4 different files:
 ## Data source
 
 The dataset has been generated using a orthoimage-DEM pair repository generated from MROs CTX imagery using the [NASA Ames Stereo Pipeline](https://github.com/NeoGeographyToolkit/StereoPipeline) 
-by [Day et al. 2023](https://faculty.epss.ucla.edu/~mday/index.php/mars-dems/). We pass the samples throgugh an extensive processing and selection pipeline, using approximately **47%** of the available data.
+by [Day et al. 2023](https://faculty.epss.ucla.edu/~mday/index.php/mars-dems/). We pass the samples through an extensive processing and selection pipeline, using approximately **47%** of the available data.
 
-![Sankey diagram of processed samples](./images/sankey_processing.png)
+<img src="./.images/sankey_processing.png" alt="Sankey diagram of processed samples" style="width:50%;"/>
 
-
-## Citation
+## Citation
+```bibtex
+@misc {}
+```