TY  - RPRT
TI  - Computer programs for shielding problems in manned space vehicles
AU  - Douglass, C. C., Jr.
AU  - Hill, C. W.
AU  - Ritchie, W. B.
AU  - Simpson, K. M., Jr.
PY  - 1964
UR  - https://ntrs.nasa.gov/citations/19650021233
ID  - 19650021233
ER  -