Lowrie, Stephen F. W., Elsie Jumalon-Alcoran, and Arnulfo C. Nalam. 2024. “A Study of Some Chemical Parameters of the Balinsasayao and Danao Twin Lakes, Sibulan, Negros Oriental”. Silliman Journal 27 (4). Dumaguete, Philippines. https://sillimanjournal.su.edu.ph/index.php/sj/article/view/558.