SINARSIH, N. K..
 PENENTUAN WAKTU TRANSESTERIFIKASI OPTIMUM  BIODIESEL DARI BIJI JARAK KEPYAR  (Ricinus Communis L.).
<strong>Jurnal Kimia (Journal of Chemistry)</strong>, [S.l.], p. 233-240, july 2025.
ISSN 2599-2740.
Available at: &lt;<a href="http://103.29.196.112/index.php/jchem/article/view/108562" target="_new">http://103.29.196.112/index.php/jchem/article/view/108562</a>&gt;. Date accessed: 16 dec. 2025.
doi: <a href="https://doi.org/10.24843/JCHEM.2025.v19.i02.p13">https://doi.org/10.24843/JCHEM.2025.v19.i02.p13</a>.