TY - JOUR AU - Irwin, Kent AU - Huber, Martin C2 - IEEE Transactions on Applied Superconductivity DA - 2001-03-01 00:03:00 LA - en M1 - 11 PB - IEEE Transactions on Applied Superconductivity PY - 2001 TI - SQUID Operational Amplifier UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=6767 ER -