TY  - RPRT
TI  - A new technique for pumping hydrogen gas
AU  - I. Friedman
AU  - K. Hardcastle
PY  - 1970
DO  - 10.1016/0016-7037(70)90156-0
UR  - https://pubs.usgs.gov/publication/70010121
ID  - 70010121
ER  -