TY  - RPRT
TI  - SQUID and SQUID system developments for biomagnetic applications.
AU  - C Heiden
PY  - 1991
DO  - 10.1088/0143-0815/12/b/009
UR  - https://pubmed.ncbi.nlm.nih.gov/1807882/
ID  - 1807882
ER  -