Wan Hasrulnizzam Wan Mahmood and  Mohd Nizam Ab Rahman and  Husiah Mazli and  Baba Md Deros,  Maintenance Management System for Upstream Operations in Oil and Gas Industry: Case Study.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2009, vol. 36(12). 1500 - 1506
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/9968.