USDA Food Composition Database. Washington: US Department of Agriculture, Agricultural Research Service, 2016. «Basic Report: 16222, Soymilk (All Flavors), Unsweetened, with Added Calcium, Vitamins A and D»«Còpia arxivada». Arxivat de l'original el 2020-10-20. [Consulta: 16 novembre 2022].
USDA Food Composition Database. Washington: US Department of Agriculture, Agricultural Research Service, 2016. «Basic Report: 16222, Soymilk (All Flavors), Unsweetened, with Added Calcium, Vitamins A and D»«Còpia arxivada». Arxivat de l'original el 2020-10-20. [Consulta: 16 novembre 2022].