Norman, B.
, Sallaska, A.
and Pibida, L.
(2015),
Scaling of Testing Speed for Different Source-to-Detector Distances, Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.TN.1864
(Accessed April 22, 2025)