McMahon, Glenda Chatterton, Ken Lining a well in deep sections as excavation proceeds Lining a well in deep sections as excavation proceeds WEDC;Water for low-income communities;Wells;Excavation;Well lining;International and Development Communication 2019-02-18
    https://repository.lboro.ac.uk/articles/figure/Lining_a_well_in_deep_sections_as_excavation_proceeds/7687562
10.17028/rd.lboro.7687562.v1