Healthline. https://www.healthline.com/nutrition/foods/bell-peppers
Diakses pada 9 Desember 2020Health Fitness Revolution. https://www.healthfitnessrevolution.com/top-10-health-benefits-of-bell-peppers
Diakses pada 9 Desember 2020Medline Plus. https://medlineplus.gov/minerals.html
Diakses pada 9 Desember 2020