Purwaningsih, Y., Hanhadyanaputri, E., Mutiara, E., Dewi, D., & Muthohar, Y. (2022). AMIDATION CINNAMIC ACID BY DIETHYLAMINE WITH BORIC ACID AS CATALYST USING ULTRASONIC IRRADIATION. Jurnal Kimia (Journal Of Chemistry), , 60-65. doi:10.24843/JCHEM.2022.v16.i01.p08