TY - JOUR AU - Bollinger, John AU - Itano, Wayne AU - Wineland, David AU - Heinzen, D C2 - Physical Review Letters DA - 1996-12-01 LA - en M1 - 54 PB - Physical Review Letters PY - 1996 TI - Optimal Frequency Measurements with Maximally Correlated States UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=104859 ER -