Update README.md

Author: MuhammadAzizulHakim

FAQ02 - Matplotlib/README.md

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 # References & further readings (as recommended by Bing Chat/Copilot responses)
-### [1] Lundh, F., Clark, J. A., and other contributors. (1995-2023). 
-Image file formats. _Pillow (PIL Fork) 10.1.0 documentation._  _[pillow.readthedocs.io/en/stable/handbook/image-file-formats.html](https://pillow.readthedocs.io/en/stable/handbook/image-file-formats.html)_
-### [2] Lundh, F., Clark, J. A., and other contributors. (1995-2023). 
-Pillow. _Pillow (PIL Fork) 10.1.0 documentation._ _[pillow.readthedocs.io/en/stable](https://pillow.readthedocs.io/en/stable/)_
-### [3] Gruppetta, S. (2021). 
-Image Processing With the Python Pillow Library. _Real Python._  _[realpython.com/image-processing-with-the-python-pillow-library](https://realpython.com/image-processing-with-the-python-pillow-library/)_
+### [1] Hunter, J., Dale, D., Firing, E., Droettboom, M., and the Matplotlib development team. (2002-2023). 
+Matplotlib: Visualization with Python. _The Matplotlib development team._ _[matplotlib.org](https://matplotlib.org/)_
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