F. Schaefer

A global approach to near-Earth object impact threat mitigation

Simon F. Green, Patrick Michel, M. Fulchignoni, 2011 .

EFSUMB Guidelines and Recommendations on the Clinical Use of Ultrasound Elastography. Part 1: Basic Principles and Technology

F. Schaefer, J. Bamber, D. Cosgrove, 2013, Ultraschall in der Medizin.