Karima, N., N. C. Kurniawati, B. A. Fachri, I. Rahmawati, B. Palupi, M. Mahfud, D. K. Y. Putri, A. . Rahmawati, B. Azhar, and M. Muharja. “Optimization of Essential Oil Extraction of Beluntas (Pluchea Indica L.) Leaves by Using Solvent-Free Microwave Extraction”. Jurnal Teknik Kimia Dan Lingkungan, vol. 6, no. 2, Oct. 2022, pp. 112-9, doi:10.33795/jtkl.v6i2.339.