Chandrakeerthy, S.R. De S.Fonseka, M.C.M.Kodikara, G.W.Jayawardena, S.J.K.L.L.2018-04-192018-04-191985Transactions - 1985:p.58-67https://dl-iesl.nsf.gov.lk/handle/1/501Production of blocks for multi-storey loadbearing masonry structuresTechnical Paper