Nanoparticle Characterization of Allium sativum, Curcuma mangga and Acorus calamus as a Basic of Nanotechnology on Jamu Subur Kandungan Madura, Muchtaromah, Bayyinatul, Wahyudi Didik, Ahmad Mujahidin, and Annisa Rahmi , Pharmacognosy Journal, August 2020, Volume 12, Issue 5, p.1152-1159, (2020)