@misc{W2087171258,
  author = {J. Laurie Snell and Aleksandr I︠A︡kovlevich Khinchin and Ray Silverman and Matthew Friedman},
  title = {Mathematical Foundations of Information Theory.},
  year = {1959},
  howpublished = {American Mathematical Monthly},
  doi = {https://doi.org/10.2307/2310044}
}