Comparative physiology of respiration: functional analysis of gas exchange organs in vertebrates.

@article{Piiper1977ComparativePO,
  title={Comparative physiology of respiration: functional analysis of gas exchange organs in vertebrates.},
  author={Johannes Piiper and Peter Scheid},
  journal={International review of physiology},
  year={1977},
  volume={14},
  pages={219-53}
}