@article{120333,
      recid = {120333},
      author = {Hubbell, David Wellington,},
      title = {Laboratory data on coarse-sediment transport for  bedload-sampler calibrations /},
      publisher = {U.S. Geological Survey,},
      address = {Reston, VA :},
      pages = {iv, 31 p. :},
      year = {1987},
      url = {http://library.usi.edu/record/120333},
}