Guma, T. N., N. C. W. Ozoekwe, and K. V. Odita. 2020. “An Overview of Approaches and Techniques Used in Failure Analysis of Engineering System”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT 16 (3), 587-604. https://azojete.com.ng/index.php/azojete/article/view/343.