Greenberg, I. (1990). Optimal binary prefix-condition codes with ordinal probabilities. Journal of the American Society for Information Science, 41(5), 330-333. https://doi.org/10.1002/(SICI)1097-4571(199007)41:5<330::AID-ASI3>3.0.CO;2-H
Chicago Style (17th ed.) CitationGreenberg, Irwin. "Optimal Binary Prefix-condition Codes with Ordinal Probabilities." Journal of the American Society for Information Science 41, no. 5 (1990): 330-333. https://doi.org/10.1002/(SICI)1097-4571(199007)41:5<330::AID-ASI3>3.0.CO;2-H.
MLA (9th ed.) CitationGreenberg, Irwin. "Optimal Binary Prefix-condition Codes with Ordinal Probabilities." Journal of the American Society for Information Science, vol. 41, no. 5, 1990, pp. 330-333, https://doi.org/10.1002/(SICI)1097-4571(199007)41:5<330::AID-ASI3>3.0.CO;2-H.