TY - CONF AU - Zimmerman, J. C2 - Proc., SQUID Geophysics Workshop, Los Alamos, NM, USA DA - 1980-06-01 00:06:00 LA - en PB - Proc., SQUID Geophysics Workshop, Los Alamos, NM, USA PY - 1980 TI - Cryocoolers for Geophysical SQUID Magnetometers ER -