D. Hillard

发表

Jon H. Shirley, David A. Howe, D. J. Glaze, 1985, 39th Annual Symposium on Frequency Control.

Dilek Z. Hakkani-Tür, M. Ostendorf, W. Wang, 2007 .

M. Ostendorf, D. Wong, D. Hillard, 2004 .