Siamak Feizi and  Gunvor Baardvik,  Assessments of Internal Erosion in a Landfill Due to Changes in Groundwater Level.   journal   = {International Journal of Geotechnical and Geological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2022, vol. 183(3). 49 - 53
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10012480.