Update README.md

README.md

@@ -150,19 +150,20 @@ Combine with broader OCR datasets for real-world text recognition tasks.
 ## Citation
 
 ```bibtex
-@misc{mathcaptcha10k2025,
+@misc{atalay_denknalbant_2025,
   title        = {MathCaptcha10k},
   author       = {Atalay Denknalbant},
   year         = {2025},
-  howpublished = {\url{https://huggingface.co/datasets/atalaydenknalbant/MathCaptcha10k}},
+  howpublished = {\url{https://www.kaggle.com/ds/7779792}},
+  publisher    = {Kaggle},
+  DOI          = {10.34740/KAGGLE/DS/7779792}
 }
 ```
 
 **APA**
 
-> Denknalbant, A. (2025). *MathCaptcha10k*. Retrieved from [https://huggingface.co/datasets/atalaydenknalbant/MathCaptcha10k](https://huggingface.co/datasets/atalaydenknalbant/MathCaptcha10k)
+> Denknalbant, A. (2025). *MathCaptcha10k* \[Data set]. Kaggle. [https://doi.org/10.34740/KAGGLE/DS/7779792](https://doi.org/10.34740/KAGGLE/DS/7779792)
 
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 ## Dataset Card Authors