Musyafa, A., Pradana, R. S. K., Abadi, I. and Widjiantoro, B. L. (2017) “HAZOP Study and Layer of Protection Analysis Based Fuzzy System at Oil Distribution Unit, Surabaya- East Java”, Asian Journal of Applied Sciences, 5(4). Available at: https://ajouronline.com/index.php/AJAS/article/view/4916 (Accessed: 23 April 2024).