Donald E. Eastlake III, Paul E. Jones. US Secure Hash Algorithm 1 (SHA1). RFC, 3174:1-22, September 2001. [doi]
@article{rfc3174, title = {US Secure Hash Algorithm 1 (SHA1)}, author = {Donald E. Eastlake III and Paul E. Jones}, year = {2001}, month = {September}, doi = {10.17487/RFC3174}, url = {https://doi.org/10.17487/RFC3174}, researchr = {https://researchr.org/publication/rfc3174}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {3174}, pages = {1-22}, }