WASET
    H. Iranmanesh and  M. R. Skandari and  M. Allahverdiloo,  Finding Pareto Optimal Front for the Multi- Mode Time, Cost Quality Trade-off in Project Scheduling.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
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    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/9985.