TY - RPRT TI - Lightweight, self-evacuated insulation panels AU - Dengler, R. P. AU - Niendorf, L. R. AU - Nies, G. E. AU - Perkins, P. J., Jr. PY - 1970 UR - https://ntrs.nasa.gov/citations/19700000626 ID - 19700000626 ER -