Montgomery, D.
, Johnson, E.
, Newcombe, M.
and Winters, T.
(2020),
USGv6 Test Methods: General Description and Validation, Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.SP.500-281Br1
(Accessed December 12, 2024)