Okonkwo, Chinwe P ; Ajiwe, Vincent IE ; Ikeuba, Alexander I... https://discovery.ucl.ac.uk/id/eprint/10173145/1/Ayogu_Production%20and%20performance%20evaluation%20of%20biodiesel%20from%20Elaeis%20guineensis%20using%20natural%20snail%20shell-based%20heterogeneous%20catalyst_VoR.pdf.
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2023