@misc{indiciae12263f494359,
  title = {The integration of manual and automatic image analysis techniques with supporting ground data in a multistage sampling framework for timber resource inventories: Three examples},
  author = {Gialdini, M. and Titus, S. J. and Nichols, J. D. and Thomas, R.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19760010455},
  note = {Source identifier: 19760010455}
}