Chandrakeerthy, S.R. De S.Madurapriya, M.M.D.Dias, A.A.V.2018-04-192018-04-191992Transactions - 1992:p.83-98https://dl-iesl.nsf.gov.lk/handle/1/736The effect of grading of local crushed stone aggregates on strength of concreteTechnical Paper