TY - RPRT TI - A taxonomy of definitions for usability studies in biometrics AU - Micheals, Ross J AU - Stanton, Brian AU - Theofanos, Mary Frances AU - Orandi, Shahram PY - 2006 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 7378 DO - 10.6028/NIST.IR.7378 ER -