The gonads of the South American dolphins, Inia geoffrensis, Pontoporia blainvillei, and Sotalia fluviatilis.

@article{Harrison1971TheGO,
  title={The gonads of the South American dolphins, Inia geoffrensis, Pontoporia blainvillei, and Sotalia fluviatilis.},
  author={R. J. Harrison and Robert L. Brownell},
  journal={Journal of mammalogy},
  year={1971},
  volume={52 2},
  pages={413-9}
}