Yenita, Riski Novera, and Ade Pulasta Siprana. “The Influence of Physical Parameters and Microbiology Leachet to the Health of Environment at TPA Muara Fajar Rumbai Pekanbaru”. Jurnal Kesehatan Komunitas 3, no. 1 (November 1, 2015): 4-8. Accessed October 22, 2020. http://jurnal.htp.ac.id/index.php/keskom/article/view/93.