TY - GEN AU - Ujihira,Y AU - Nakanishi,H TI - [Nondestructive analysis by positron measurement (author's transl)] SN - 0033-8303 PY - 1982///0412 KW - Elementary Particles KW - Metals KW - analysis KW - Tomography, Emission-Computed N1 - Publication Type: Journal Article; Review ER -