@article{47149,
      recid = {47149},
      author = {Friedman, William F. and Friedman, Elizebeth,},
      title = {The Shakespearean ciphers examined; an analysis of  cryptographic systems used as evidence that some author  other than William Shakespeare wrote the plays commonly  attributed to him,},
      publisher = {University Press,},
      address = {Cambridge [Eng.]},
      pages = {4 p. ., vii-xvi p., 1 . 1-302 p. 1 .},
      year = {1957},
      url = {http://library.usi.edu/record/47149},
}