“Direct Amidation of Ethyl P-Methoxycinnamate to Produce N,N-Bis-(2-Hydroxyethyl)-P-Methoxycinnamamide”. Jurnal Kimia Valensi 4, no. 1 (May 17, 2018): 22–25. Accessed July 14, 2026. https://journal.uinjkt.ac.id/index.php/valensi/article/view/7300.