Update README.md

Author: ashishb

README.md

@@ -11,6 +11,17 @@
 3. Collected from several sources/mailing lists
 4. Contributions are welcome - please create a new directory for every sample type, add a README file and samples in that directory
 
-## Citations
+## 📖 Citation
 
-This repository has been cited in [~50 papers](https://scholar.google.com/scholar?as_sdt=0,5&q=github.com/ashishb/android-malware&hl=en)
+```bibtex
+@misc{
+  author = {Ashish Bhatia (ashishb.net)},
+  title = {Largest collection of Android Malware},
+  year = {2025},
+  publisher = {GitHub},
+  journal = {GitHub repository},
+  howpublished = {\url{https://github.com/ashishb/android-malware}}
+}
+```
+
+This repository has been cited in [50+ papers](https://scholar.google.com/scholar?as_sdt=0,5&q=github.com/ashishb/android-malware&hl=en)