Igbani, Sunday, Orlando Ketebu, & Yousuo Digieneni. (2019). APPLICATION OF HAZOP AND BOWTIE-XP METHODOLOGIES OF RISK ASSESSMENT ON THE MACONDO OILWELL BLOWOUT. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, 5(6), 01–06. https://doi.org/10.31695/IJASRE.2019.33184