1. Air Pollution and Food Production. (n.d.). Retrieved March 09, 2021, from https://unece.org/air-pollution-and-food-production#:~:text=There%20is%20a%20two%20way,pollution%20can%20impact%20food%20production.&text=Conversely%2C%20there%20is%20increasing%20evidence,also%20threatened%20by%20air%20pollution
2. Kumar, K.: Cold Preservation and Processing (2020)
3. http://www.foodandnutritionjournal.org/vol04nospl-issue-conf-october-2016/effect-of-temperature-in-color-changes-of-green-vegetables/
4. Juliano, A., Hendrawan, A.H., Ritzkal, R.: Information system prototyping of strawberry maturity stages using Arduino Uno and TCS3200. J. Robot. Control (JRC) 1(3), 86–91 (2020)
5. Damayanti, R., et al., Prediction of tomatoes maturity using TCS3200 color sensor. In: IOP Conference Series: Earth and Environmental Science, vol. 475. No. 1. IOP Publishing (2020).