Unya, Ndukwe, et al. “Analysis of Thermal Insulation Characteristics in Epoxy Composites Reinforced With Hybrid Materials: Calabash and Rice Husk Ash”. Research Journal in Civil, Industrial and Mechanical Engineering, vol. 2, no. 1, Feb. 2025, pp. 01-15, doi:10.61424/rjcime.v2i1.212.