TY - RPRT TI - Crack depth profiling using guided wave angle dependent reflectivity AU - Volker, Arno AU - Pahlavan, Lotfollah AU - Blacquiere, Gerrit PY - 2015 DO - 10.1063/1.4914681 UR - https://www.osti.gov/biblio/22391266 ID - 22391266 ER -