N. Hidayah, A. Susilowati, S. Sugiwati, and A. R. I. Utami, “Optimization of Biological Delignification of Sugar Palm (Arenga pinnata) Stems Using Streptomyces griseorubens for Bioethanol Production”, Bioscientist j. ilm. bosbiol., vol. 14, no. 3, pp. 1544–1557, Sep. 2026.