TY - GEN AU - Norton,S J AU - Linzer,M TI - Ultrasonic reflectivity imaging in three dimensions: exact inverse scattering solutions for plane, cylindrical, and spherical apertures SN - 0018-9294 PY - 1981///1216 KW - Mathematics KW - Tomography KW - Ultrasonics N1 - Publication Type: Journal Article UR - https://doi.org/10.1109/TBME.1981.324791 ER -