ASSESSMENT OF THE SPATIAL VARIATION AND SOURCE APPORTIONMENT OF AIR POLLUTION BASED ON CHEMOMETRIC TECHNIQUES: A CASE STUDY IN THE PENINSULAR MALAYSIA. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 77, n. 1, 2015. DOI: 10.11113/jt.v77.4235. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/4235.. Acesso em: 11 mar. 2025.