WASET
    N. Kulakova,  Secondary Materials Management in Latvia: Challenges and Possibilities.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2012, vol. 66(6). 1255 - 1259
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/6281.