forgot bibtex part

README.md

@@ -89,7 +89,7 @@ pip install pymf
 
 If you have used `pymf` for work that has lead to a scientific publication, please cite us as:
 
-```
+```bibtex
 @misc{pymf,
   author = {Vilkelis, Kostas and Zijderveld,  R. Johanna and Manesco, Antonio L.R. and Akhmerov, Anton R.},
   doi = {10.5281/zenodo.11149850},