DALI, Nasriadi et al. Synthesis of Ionophore from p-t-Butyl-(carboxymethoxy)calix[4]arene Substituted Amide. Molekul, [S.l.], v. 18, n. 1, p. 50-58, mar. 2023. ISSN 2503-0310. Available at: <http://jos.unsoed.ac.id/index.php/jm/article/view/5927>. Date accessed: 26 apr. 2024. doi: https://doi.org/10.20884/1.jm.2023.18.1.5927.