Humaish, Hussein, and . . “The Effect of Magnitude and Direction of Heat Flow on the Thermal Conductivity for Insulation Materials (Glass Wool) by Using Probe Method”. International Journal of Engineering & Technology, vol. 7, no. 4.20, Nov. 2018, pp. 536-40, https://doi.org/10.14419/ijet.v7i4.20.26414.