@misc{indiciae9eb0aa70d93c,
  title = {Calcium and nitrogen balance},
  author = {Lutwak, L. and Neuman, W. and Whedon, G. D.},
  year = {1966},
  url = {https://ntrs.nasa.gov/citations/19680000719},
  note = {Source identifier: 19680000719}
}