Tamado, Daniel, Esmar Budi, Riza Wirawan, Haryo Dwi, Anggie Tyaswuri, Erlinda Sulistyani, and Esty Asma. 2013. “Sifat Termal Karbon Aktif Berbahan Arang Tempurung Kelapa”. Joint Prosiding IPS Dan Seminar Nasional Fisika 2 (1):73-81. https://journal.unj.ac.id/unj/index.php/prosidingsnf/article/view/6127.