1.
Santoso A, Sumari S, Asrori M, Ni’mah I. Concentration Effect of MgO/K2O Catalyst on Transesterification of Castor Seed (Ricinus communis) Oil. jstk [Internet]. 31Oct.2024 [cited 17Jan.2025];6(2):96-03. Available from: https://journal.ubb.ac.id/stannum/article/view/4692