Automatic vertebra detection in x-ray images. - Daniel C. Moura; Miguel V. Correia 002; Jorge G. Barbosa; Ana M. Reis; Manuel Laranjeira; Eusébio Gomes (CompIMAGE, 2006)

Calibration of Bi-planar Radiography with a Rangefinder and a Small Calibration Object. - Daniel C. Moura; Jorge G. Barbosa; João Manuel R. S. Tavares; Ana M. Reis (ISVC (1), 2008)