W. S., W., R. Soenoko, M. A. Choiron, and A. A. Sonief. “Sealing Performance Analysis of Composite Gaskets Made of Silicone Rubber Filled With Ramie Natural Fibers”. Journal of Mechanical Engineering and Sciences, Vol. 13, no. 4, Dec. 2019, pp. 6178-94, doi:10.15282/jmes.13.4.2019.28.0484.