Kalansuriya, C.M.Weerasingha, R.M.Jayaratne, D.C.Darshana, K.K.N.2024-12-192024-06Journal of the National Science Foundation of Sri Lanka,52(2):p.191-197https://dl.nsf.gov.lk/handle/1/25831Noise levelSri Lanka marketToys noiseToys for childrenDetermination of noise level and acoustic analysis of toys for children in Sri Lanka marketArticle