Manorathna, R.P.Pathirana, S.D.Weerakkody, J.C.2018-08-012018-08-012011Transactions - 2011 Volume I - PART B Technical Papers:p.480-487https://dl-iesl.nsf.gov.lk/handle/1/904Increasing the Efficiency of Solar Energy Harvesting by Tracking Sun's East-West MovementArticle