NURUL HAYATUL SAHIRA, and Masni A.Majid. “A Review on Coconut Coir As Thermal Insulation Material in Building Application”. Recent Trends in Civil Engineering and Built Environment, vol. 3, no. 1, Nov. 2021, pp. 389-97, https://publisher.uthm.edu.my/periodicals/index.php/rtcebe/article/view/3299.