TY  - RPRT
TI  - Interstellar absorption of 10-angstrom X-rays.
AU  - Bradt, H. V.
AU  - Mayer, W.
AU  - Rappaport, S. E.
PY  - 1969
UR  - https://ntrs.nasa.gov/citations/19690060659
ID  - 19690060659
ER  -