TY - RPRT TI - Phased Array Beamforming and Imaging in Composite Laminates Using Guided Waves AU - Tian, Zhenhua AU - Leckey, Cara A. C. AU - Yu, Lingyu PY - 2016 UR - https://ntrs.nasa.gov/citations/20160007829 ID - 20160007829 ER -