Permadi, Yulian Wahyu, et al. “Effervescent Granule Formulation Of Alpocate Seed Extract (Persea Americana Mill.) With Acid-Basic Concentration Variation”. Prosiding University Research Colloquium, Dec. 2021, pp. 722-38, https://repository.urecol.org/index.php/proceeding/article/view/1641.