Ramli, R., A. B. Chai, S. Kamaruddin, J. H. Ho, D. S. A. De Focatiis, and K. T. Goh. “Natural Rubber Latex Foam Technology for Bedding Industry”. Science, Engineering and Health Studies, vol. 16, Oct. 2022, p. 22010003, doi:10.14456/sehs.2022.18.