TY - JOUR AU - Steven Jefferts AU - Jon Shirley AU - F Levi C2 - IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control DA - 2006-09-15 LA - en M1 - 53 PB - IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control PY - 2006 TI - Power Dependence of the Frequency Bias Caused by Spurious Components in the Microwave Spectrum in Atomic Fountains UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=50245 ER -