Watson, C.
, Candela, G.
and Grother, P.
(1994),
Comparison of FFT Fingerprint Filtering Methods for Neural Network Classification, NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=900727
(Accessed November 8, 2024)