Heavy metal contamination and ecological risk assessment in the surface water ofAndharmanik river system (Hilsa sanctuary), Bangladesh. Journal of Bangladesh Academy of Sciences, [S. l.], v. 50, n. 2, p. 233–246, 2026. DOI: 10.3329/jbas.v50i2.90655. Disponível em: https://banglajol.info/index.php/JBAS/article/view/90655. Acesso em: 29 jun. 2026.