“Comparison Quality Analysis of Clean Water and Laundry Water in Bogor, Jakarta, Bekasi City and Bekasi Regency” (2019) International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695/IJERAT, 5(3), pp. 48–54. doi:10.31695/IJERAT.2019.3396.