added GH link and citation

README.md

@@ -28,9 +28,10 @@ The Agricultural Extension Corpus 1.1 is a compilation of 1655 official agricult
 
 - **Homepage:** https://huggingface.co/datasets/msu-ceco/aec_v1
 - **Paper:** [AgXQA: A benchmark for advanced Agricultural Extension question answering](https://doi.org/10.1016/j.compag.2024.109349)
+- **GitHub:** [agxqa_benchmark_v1](https://github.com/MSU-CECO/agxqa_benchmark_v1/)
 - **Curated by:** [DSI Lab](https://dsiweb.cse.msu.edu/)
 - **Point of Contact:** Dr. A.Pouyan Nejadhashemi ([email protected])
-- **Language(s) (NLP):** English (`en`)
+- **Language(s):** English (`en`)
 <!-- - **License:** [More Information Needed] -->