Techno-Economic Analysis in the Production of Copper Nanoparticles by Biosynthetic Method using Citrus medica Linn. Extract. Int. J. Res. Appl. Tech. [Internet]. 2021 Jun. 25 [cited 2025 Apr. 21];1(1):200-1. Available from: https://ojs.unikom.ac.id/index.php/injuratech/article/view/5668