@misc{indiciae161e25a14d6e,
  title = {Incorporating partially identified sample segments into acreage estimation procedures: Estimates using only observations from the current year},
  author = {Sielken, R. L., Jr.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820024921},
  note = {Source identifier: 19820024921}
}