Wulandari, R. and Siswanta, D. 2018. Adsorption of Sodium dodecylbenzene sulfonate (DBS) by c-3,4-di-methoxyphenylcalix [4]resorcinarene triphenylphosphonium chloride. Jurnal Riset Teknologi Pencegahan Pencemaran Industri. 9, 1 (May 2018), 1–8. DOI:https://doi.org/10.21771/jrtppi.2018.v9.no1.p1-8.