Andrie, Mohamad, Wintari Taurina, & Maya Widya Astuti Wulandari.
" Stability Test of Ointment Protein Combination Snakehead Fish (Channa striata) and Ethanol Extract Leaves (Piper betle L.) Using Kjeldahl Method." <em>JURNAL ILMU KEFARMASIAN INDONESIA</em> [Online], 19.2 (2021): 147-153. Web.  2 May. 2024