Asriningtyas, V., & 		Rahayuningsih, E.
(2012).
 SEMBUNG–KLADUAN WATERSHED NITRATE WATER QUALITY.
<em>Bumi Lestari Journal Of Environment, 12</em>(1), 71-76.
Diambil dari <a href="https://ojs.unud.ac.id/index.php/blje/article/view/1536" target="_new">https://ojs.unud.ac.id/index.php/blje/article/view/1536</a>