Wardani , Ratih Kusuma, and Djamilah Arifiyana. 2020. “The Effect of Soaking Time and Temperature of Acetic Acid Solution to the De-Crease of Calcium Oxalate Levels in Porang Tubers ”. Nusantara Science and Technology Proceedings, November, 145-49. https://doi.org/10.11594/nstp.2020.0522.