@misc{indiciae357fce91b43f, title = {Microwave-Spectral Signatures Would Reveal Concealed Objects}, author = {Arndt, G. and Ngo, P. and Carl, J. R. and Byerly, K. and Stolarcyzk, L.}, year = {2004}, url = {https://ntrs.nasa.gov/citations/20110020546}, note = {Source identifier: 20110020546} }