Ratih, G. A. M., and N. Habibah. “Formulation and Analysis of Alcohol Content in Pineapple Infused Arak Bali With Gas Chromatography”. International Journal of Natural Science and Engineering, vol. 6, no. 3, Oct. 2022, pp. 91-98, doi:10.23887/ijnse.v6i3.53031.