TY - CONF AU - J. Zimmerman C2 - Proc., Intl. Conf. on Superconducting Quantum Interference Devices (SQUIDs), Undefined DA - 1980-12-31 00:12:00 LA - en PB - Proc., Intl. Conf. on Superconducting Quantum Interference Devices (SQUIDs), Undefined PY - 1980 TI - Cryogenics for SQUIDs ER -