Add bibtex.

Add bibtex, author list is not finalized.

README.md

@@ -1,6 +1,7 @@
 ---
 size_categories:
 - n<1K
+license: apache-2.0
 ---
 
 # Dataset Card for HLS Burn Scar Scenes
@@ -52,4 +53,19 @@ Images were manually filtered for cloud cover and missing data to provide as cle
 Imagery are from V1.4 of HLS. A full description and access to HLS may be found at https://hls.gsfc.nasa.gov/  
 
 The data were from shapefiles maintained by the Monitoring Trends in Burn Severity (MTBS) group. The original data may be found at:  
-https://mtbs.gov/
+https://mtbs.gov/
+
+## Citation
+
+If this repository helped your research, please cite `HLS foundation` in your publications. Here is an example BibTeX entry:
+
+```
+@software{HLS_Foundation_2023,
+    author = {Phillips, Christopher and Roy, Ankur, Kumar and Sujit and Rahul, Ramachandran},
+    doi    = {https://huggingface.co/ibm-nasa-geospatial/hls_burn_scars},
+    month  = aug,
+    title  = {{HLS Foundation Burnscars Dataset}},
+    url    = {https://huggingface.co/ibm-nasa-geospatial/hls_burn_scars},
+    year   = {2023}
+}
+```