E. Harg

Computer‐assisted 3D ultrasound‐guided neurosurgery: technological contributions, including multimodal registration and advanced display, demonstrating future perspectives

Frank Lindseth, Tormod Selbekk, Fred Couweleers, 2006, The international journal of medical robotics + computer assisted surgery : MRCAS.

Functional neuronavigation combined with intra-operative 3D ultrasound: Initial experiences during surgical resections close to eloquent brain areas and future directions in automatic brain shift compensation of preoperative data

G. Unsgaard, F. Lindseth, T. A. Nagelhus Hernes, 2007, Acta Neurochirurgica.