L.M. Nelson
发表
P. Hetzel,
J. Levine,
L.M. Nelson,
2000,
Proceedings of the 2000 IEEE/EIA International Frequency Control Symposium and Exhibition (Cat. No.00CH37052).
L.M. Nelson,
F.L. Walls,
C.W. Nelson,
1994,
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.