Silvia, N., & Amila, S.
(2019).
Production of Hand Washing Soap from Ethanol Extract of Fern (Pteridophyta), Nampong Leaves (Siegesbeckia orientalis) and Thistle Plants (Calotropis gigantea).
Journal of Natural Sciences and Mathematics Research, 5(1), 1-6.
doi:
https://doi.org/10.21580/jnsmr.2019.5.1.11022