TY  - RPRT
TI  - ACTIVITY MEASUREMENT USING THE INTEGRATING AND CROSS-OVER COUNTERS.
AU  - K I PEARCE
AU  - J C SHAW
PY  - 1965
DO  - 10.1007/bf02551557
UR  - https://pubmed.ncbi.nlm.nih.gov/14320967/
ID  - 14320967
ER  -