Amna Batool,  A Survey of Key Challenges of Adopting Agile in Global Software Development: A Case Study with Malaysia Perspective.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2019, vol. 154(10). 1375 - 1379
    [viewed 19 November 2019]. Available from: https://publications.waset.org/pdf/10010838.