@misc{indiciaed8224f60361c,
  title = {Isomer-specific determination of 4-nonylphenols using comprehensive two-dimensional gas chromatography/time-of-flight mass spectrometry},
  author = {R.P. Eganhouse and J. Pontolillo and R.B. Gaines and G.S. Frysinger and F.L.P. Gabriel and H.-P.E. Kohler and W. Giger and L. B. Barber},
  year = {2009},
  doi = {10.1021/es902622r},
  url = {https://pubs.usgs.gov/publication/70033924},
  note = {Source identifier: 70033924}
}