Chen, L.
(2024),
Recommendation for Key Derivation Using Pseudorandom Functions, Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.SP.800-108r1-upd1, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=957462
(Accessed February 10, 2025)