References
- Welch, Terry. "A Technique for High-Performance Data Compression". Computer. 17 (6): 8-19. 1984.
- Welch, Terry. US Patent 4,558,302 "High speed data compression and decompression apparatus and method".
- "Compression Algorithms: Huffman and Lempel-Ziv-Welch (LZW)"
- Engineering and Technology History Wiki. "History of Lossless Data Compression Algorithms"