[1]
S. Arita, R. . Fitriyanti, L. N. Komariah, and F. Hadiah, “Valorization of Palm Empty Fruit Bunch-Derived K₂CO₃ Catalyst: Structural Analysis and Application in Biodiesel Production”, sci. technol. indones., vol. 11, no. 2, pp. 420–435, Mar. 2026.