Hashim M, Ismail WR, Che Ngah MSY, Nayan N, Saleh Y, Said ZM. Trend Luahan Tahunan di LembanganSungai Perak 1915-2006: Sungai Perak’s Catchment Yearly Discharge Trend 1915-2006. PERS [Internet]. 2011 Nov. 14 [cited 2024 Apr. 28];3(2):53-6. Available from: https://ejournal.upsi.edu.my/index.php/PERS/article/view/1599