1,352 Siti Sarah Binti Mohd Sinin 2019-04-04 https://www.healwithfood.org/nutrition-facts/oca-oxalis-tuberosa.php HealWithFood.org (2010-2019). Oca Root: Nutrition Facts and Health Benefits. Retrieved from https://www.healwithfood.org/nutrition-facts/oca-oxalis-tuberosa.php Revised record 23.9.2019.