TY  - RPRT
TI  - Linear Calibration of Radiographic Mineral Density Using Video-Digitizing Methods
AU  - Martin, R. Bruce
AU  - Papamichos, Thomas
AU  - Dannucci, Greg A.
PY  - 1990
UR  - https://ntrs.nasa.gov/citations/19970023978
ID  - 19970023978
ER  -