1.
Warokka A, Sirun A. Manufacture of Coconut Shell Charcoal Briquettes Results of Pyrolysis Process. JTIB [Internet]. 2018Jul.31 [cited 2021Sep.19];1(1):52-61. Available from: http://p3m.polimdo.ac.id/jurnal/index.php/JTIB/article/view/Warokka