TY - CONF AU - Svenja Knappe AU - V Shah AU - Alan Brannon AU - Vladislav Gerginov AU - Hugh Robinson AU - Z Popovic AU - Leo Hollberg AU - John Kitching C2 - Proc. SPIE Conf., San Diego, CA DA - 2007-09-12 LA - en M1 - 6673 PB - Proc. SPIE Conf., San Diego, CA PY - 2007 TI - Advances in Chip-Scale Atomic Frequency References at NIST UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=50588 ER -