Precise Frequency Comparison System Using Phase Coincidence Demarcation
2020 ◽
Vol 69
(2)
◽
pp. 617-622
2010 ◽
Vol 59
(3)
◽
pp. 631-640
◽
2014 ◽
Vol 134
(4)
◽
pp. 526-533
2015 ◽
Vol 98
(11)
◽
pp. 19-27
◽
1981 ◽
Vol 42
(C8)
◽
pp. C8-395-C8-413
◽
2011 ◽