Farnaz G. Nezami and  Mir B. Aryanezhad and  Seyed J. Sadjadi,  Determining Optimal Demand Rate and Production Decisions: A Geometric Programming Approach.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2009, vol. 25(1). 55 - 60
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/5173.