MUHARNI, Muharni et al.
 Triterpenoid  betulinaldehyde and betulinic acid from  the stem bark of Dillenia ochreata (Miq.) Teijsm. & Binn. ex Martelli.
<strong>Molekul</strong>, [S.l.], v. 21, n. 2, p. 328-335, july 2026.
ISSN 2503-0310.
Available at: &lt;<a href="https://jos.unsoed.ac.id/index.php/jm/article/view/19276" target="_new">https://jos.unsoed.ac.id/index.php/jm/article/view/19276</a>&gt;. Date accessed: 01 aug. 2026.
doi: <a href="https://doi.org/10.20884/1.jm.2026.21.2.19276">https://doi.org/10.20884/1.jm.2026.21.2.19276</a>.