Murni, Selviana and Rochmawati 2020. Analysis of Physical, Chemical and Biological Pollution in the Process of Making Brown Sugar in Sungai Itik Village. Jurnal teknologi Kesehatan Borneo. 1, 1 (Jul. 2020), 29-40. DOI:https://doi.org/10.30602/jtkb.v1i1.9.