@misc{indiciae5a3b4b9c102d,
  title = {Compiled data on the vascular aquatic plant program, 1975 - 1977},
  author = {Wolverton, B. C. and Mcdonald, R.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780018772},
  note = {Source identifier: 19780018772}
}