Jayasingha, P.Pitawala, A.Dharmagunawardhana, H.A.2014-01-242014-01-242013-06Journal of the National Science Foundation of Sri Lanka, 41(2):121-129https://dl.nsf.gov.lk/handle/1/11194enFate of urea fertilizers in sandy aquifers: laboratory and field case study from Kalpitiya, Sri LankaArticle