D. Triardianto and N. Pratama, “Uji Kinerja Fermenting Machine Pada Proses Oksidasi Enzimatis Teh Hitam Ctc (Crushing, Tearing, Curling): Performance Test of a Fermenting Machine in Tea Enzymatic Oxidation Process of CTC Black Tea (Crushing, Tearing, Curling)”, jtpt, vol. 2, no. 1, pp. 27–35, Sep. 2024.