1. Statistics of atomic frequency standards;Allan;Proc. IEEE,1966
2. N. D. W. Allan and C.C. Ashby Hodge The science of timekeeping, 1997 http://www.allanstime.com/Publications/DWA/Science_Timekeeping/TheScienceOfTimekeeping.pdf
3. The effect of flying-adder clock on digital-to-analog converters;Gui;IEEE Trans. Circuit Sys. II,2010
4. Total variance explained [in frequency stability],” paper presented at the Joint Meeting EFTF-IEEE;Howe;Proc. 1999 IEEE Int. Freq. Control Symp.,1999