Dias, S.V.Fernando, D.S.Disanayake, S.A.M.S.David, J.W.Jayasingha, D.A.D.2015-03-122015-03-122010Silver Jubilee Symposium on Creating Disaster Free Safer Environment, 12th November 2009:p.113-117https://dl.nsf.gov.lk/handle/1/17887Environmental Health and Sanitation Risk faced by Underserved Communities Living in Urban Multistoried Walk-up ApartmentsArticleRG/2007/W E/001FR 1527