Atukorala, T.M.S.Waidyanatha, U.S. De S.2010-07-062010-07-061987Journal of the National Science Council of Sri Lanka, 15(1):p.61-69https://dl.nsf.gov.lk/handle/1/5976Animal foodVegetablesBiochemistryZinc and copper content of some common foodsArticle