İlke Bereketli and  Müjde Erol Genevois and  H. Ziya Ulukan,  Green Product Design for Mobile Phones.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2009, vol. 34(10). 1850 - 1854
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/1294.