Mengist Hailemariam and  Assegid Ajeme,  Solid Waste Management in Adama, Ethiopia: Aspects and Challenges.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2014, vol. 93(9). 670 - 676
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9999489.