1. Learning Json objects: https://docwiki.embarcadero.com/RADStudio/Alexandria/en/JSON_Objects_Framework
2. Delphi protection against SQL injection: https://itecnote.com/tecnote/sql-delphi-prevent-against-sql-injection/ 
3. General Delphi Look up: https://castle-engine.io/modern_pascal_introduction.pdf
4. Get months from sql https://stackoverflow.com/questions/5741212/sql-needed-sum-over-values-by-month

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