A Mathematical Theory of Communication

@article{shannon1948ii,
   apice = {Shannon1948II},
   author = {Claude E. Shannon},
   doi = {10.1002/j.1538-7305.1948.tb00917.x},
   issn = {0005-8580},
   journal = {The Bell System Technical Journal},
   month = oct,
   note = {Part II of a paper published in two parts, July and October 1948.},
   number = 4,
   numpages = 34,
   pages = {623--656},
   title = {A Mathematical Theory of Communication},
   url = {https://people.math.harvard.edu/~ctm/home/text/others/shannon/entropy/entropy.pdf},
   volume = 27,
   year = 1948
}