TY  - RPRT
TI  - ESR pumping experiments in spin-polarized atomic hydrogen.
AU  - AP Mattheij
AU  - van Zwol J
AU  - JT Walraven
AU  - IF Silvera
PY  - 1988
DO  - 10.1103/physrevb.37.4831
UR  - https://pubmed.ncbi.nlm.nih.gov/9943653/
ID  - 9943653
ER  -