@misc{indiciae193309ef8a44,
  title = {DDT on balance},
  author = {Gordon Conway and Donald L. Dahlsten and Peter Haskell and Steve Herman and L. T. Kok and L. Dale Newsom and David B. Peakall and Tony J. Peterle and Robert W. Risebrough and E. Rivnay and Robert Dean Rudd and Ray F. Smith and Lucille F. Stickel and Robert van den Bosch},
  year = {1969},
  doi = {10.1080/00139157.1969.9929519},
  url = {https://pubs.usgs.gov/publication/70225511},
  note = {Source identifier: 70225511}
}