GUINO-O II, Robert S.; ALCALA, Michael Lawton R.; BASA-INOCENCIO, Jocelyn Elise P. WATER AND BOTTOM SEDIMENT QUALITY OF PAGATBAN RIVER IN NEGROS ORIENTAL, PHILIPPINES: 30 YEARS AFTER MINING CLOSURE. Silliman Journal, Dumaguete, Philippines, v. 56, n. 1, 2022. Disponível em: https://su-journal.su.edu.ph/index.php/sj/article/view/103. Acesso em: 9 mar. 2026.