Nichakool, B. ., A. . Jamphon, Y. . Pootang-on, W. . Techakriengkrai, and T. . Techakriengkrai. “A Study about Brahmi (Bacopa Monnieri) Preparation Steps on Its Saponin Quantity”. Trends in Sciences, vol. 18, no. 24, Dec. 2021, p. 1439, doi:10.48048/tis.2021.1439.