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  year = 1998,
}

@article{CTT100433526,
  author = {Karasudhi, P. and Wijeyewickrema, A. C. and Katawaethwarag, S.},
  title = {Effects of Slip Between a Pile and Surrounding Soil on Negative Skin Friction},
  journal = {Geotechnical Engneering},
  year = 1996,
}