@misc{indiciaebfb7c8c4890a,
  title = {Use of passive ambient ozone (O3) samplers in vegetation effects assessment},
  author = {S. Krupa and M. Nosal and D. L. Peterson},
  year = {2001},
  doi = {10.1016/s0269-7491(00)00228-1},
  url = {https://pubs.usgs.gov/publication/70023595},
  note = {Source identifier: 70023595}
}