TY  - RPRT
TI  - Solution of the gamma-ray transport equation for two media, the ground source and air, in airborne radioactivity surveying
AU  - Arthur Yoshikazu Sakakura
PY  - 1964
DO  - 10.3133/ofr64137
UR  - https://pubs.usgs.gov/publication/ofr64137
ID  - ofr64137
ER  -