References

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Kaggle. (n.d.). Google Play Store Apps. Retrieved from https://www.kaggle.com/lava18/google-play-store-apps

Google Developers. (n.d.). Google Play API. Retrieved from https://developers.google.com/android-publisher

Wickham, H. (2016). ggplot2: Elegant Graphics for Data Analysis. Springer-Verlag New York.

Wilke, C.O. (2019). Fundamentals of Data Visualization. O'Reilly Media.

Healy, K. (2018). Data Visualization: A Practical Introduction. Princeton University Press.