Udagepola, K.P.Wijeratne, A.W.Li, X.Yang, X.2020-11-162020-11-162007Sabaragamuwa University Journal, 7(1):p.48-63https://dl-susl.nsf.gov.lk/handle/1/686An end-user application programme for surveying and computer aided drafting (SCAD 2006)Article