HASHIM, M.; ISMAIL, W. R.; CHE NGAH, M. S. Y.; NAYAN, N.; SALEH, Y.; SAID, Z. M. Trend Luahan Tahunan di LembanganSungai Perak 1915-2006: Sungai Perak’s Catchment Yearly Discharge Trend 1915-2006. Perspektif Jurnal Sains Sosial dan Kemanusiaan, [S. l.], v. 3, n. 2, p. 53–63, 2011. Disponível em: https://ejournal.upsi.edu.my/index.php/PERS/article/view/1599. Acesso em: 25 nov. 2024.