Multimodality Tissue Identification for Neurosurgery: The NASA Smart Probe Project. - Robert W. Mah; A. Aghevli; K. Freitas; M. Guerrero; Richard Papasin; C. Reed; Russell J. Andrews; Stefanie S. Jeffrey (AIPR, 2000)

Multisensor tissue identification: the NASA smart probe project. - Russell J. Andrews; Robert W. Mah; Stefanie S. Jeffrey; A. Aghevli; K. Freitas; M. Guerrero; Richard Papasin; C. Reed (CARS, 2001)

The NASA Smart Probe Project for real-time multiple microsensor tissue recognition: update. - Russell J. Andrews; Robert W. Mah; Stefanie S. Jeffrey; M. Guerrero; Richard Papasin; C. Reed (CARS, 2003)