TY - RPRT TI - Nondestructive testing techniques used in analysis of honeycomb structure bond strength AU - Erdman, D. C. AU - Martin, G. AU - Moore, J. F. AU - Thomas, G. AU - Varney, H. S. PY - 1967 UR - https://ntrs.nasa.gov/citations/19670000573 ID - 19670000573 ER -