Jayarathna, P. D. C. R.Wijayakulasooriya, J. V.2024-09-112024-09-112009-12-03Peradeniya University Research Session PURSE -2009, Proceeding and Abstracts, Vol.14,3rd December, 2009, University of Peradeniya, PP. 546https://ir.lib.pdn.ac.lk/handle/20.500.14444/971en-USITMathematics and StatisticsTruckTrailerBacking up motionArticle