@misc{W2996228208,
  author = {R. C. Campbell and R. R. Sokal and F. J. Rohlf},
  title = {Biometry: The Principles and Practice of Statistics in Biological Research},
  year = {1970},
  howpublished = {Journal of the Royal Statistical Society Series A (General)},
  doi = {https://doi.org/10.2307/2343822}
}