Effendi Z, Rangkuti IUP, Muhtadawan MI. Application of Boiler Fly Ash for Oil Palm Kernel Separation in Claybath. JTEP-L [Internet]. 2022 Dec. 21 [cited 2026 Jun. 29];11(4):542-8. Available from: https://jtep.fp.unila.ac.id/index.php/JTP/article/view/5496