Orhorhoro, Ejiroghene Kelly, Rogers Ibunemisam Tamuno, and Azuka Joses Chukwuedo. “Development of a Variance Model for the Prediction of Water Absorption and Thickness Swelling for an Experimental Design Pvc Reinforced Composite Pipes”. Applied Research and Smart Technology (ARSTech) 4, no. 1 (August 17, 2023): 16–24. Accessed May 11, 2024. https://journals2.ums.ac.id/index.php/arstech/article/view/1435.