Richard W. Babbitt
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John Borowick,
Richard A. Stern,
Richard W. Babbitt,
1981
.
Erik H. Lenzing,
Richard W. Babbitt,
Adam Rachlin,
1991,
Defense, Security, and Sensing.
John Borowick,
Richard A. Stern,
Richard W. Babbitt,
1987
.
William C. Drach,
Richard W. Babbitt,
Thomas E. Koscica,
1995
.
William C. Drach,
Richard W. Babbitt,
S. Sengupta,
1998
.
William C. Drach,
Richard W. Babbitt,
Thomas E. Koscica,
1992
.
Richard W. Babbitt,
R. Babbitt,
1972
.
Richard A. Stern,
Richard W. Babbitt,
R. Babbitt,
1986
.