Musilová, J. ., Bystrická, J. ., Árvay, J. . and Harangozo, Ľuboš . (2017) “Polyphenols and phenolic acids in sweet potato (Ipomoea batatas L.) roots”, Potravinarstvo Slovak Journal of Food Sciences, 11(1), pp. 82–87. doi: 10.5219/705.