“Ultrasonic Irradiation Of The Removal Of Linear Alkylbenzene Sulphonates (LAS) From Wastewater”. Jurnal Teknologi (Sciences & Engineering) 46, no. 1 (January 20, 2012): 27–40. Accessed January 27, 2025. https://journals.utm.my/jurnalteknologi/article/view/302.