Putri, R. W.; Rahmatullah, R.; Susanti, S.; Anggrani, S.; Maharani, A.; Hadi, A. A.; Gobel, A. P.; Septiana, I. R. Upgrading Quality of Biobriquette Coconut Shell (Cocos Nucifera) and Coal With Microwave Drying Treatment. ATJ 2026, 10, 20-28.