Huffman, David (1952). "A Method for the Construction of Minimum-Redundancy Codes". Proceedings of the IRE. Institute of Electrical and Electronics Engineers (IEEE). 40 (9): 1098–1101. doi:10.1109/jrproc.1952.273898. ISSN0096-8390.
worldcat.org
Huffman, David (1952). "A Method for the Construction of Minimum-Redundancy Codes". Proceedings of the IRE. Institute of Electrical and Electronics Engineers (IEEE). 40 (9): 1098–1101. doi:10.1109/jrproc.1952.273898. ISSN0096-8390.