@article{ETD,
      school = {Ph.D.},
      author = {Bonn, Bernadine and },
      url = {http://digitalcollections.ohsu.edu/record/8003},
      title = {Interactions of a soil humic acid with alkali metal  cations and alkaline earth metal cations},
      publisher = {Oregon Health and Science University},
      number = {ETD},
      doi = {https://doi.org/10.6083/M40Z71DX},
      recid = {8003},
      address = {1992-04-01},
}