Roy Bethel
发表
Roy Bethel,
2003
.
Roy Bethel,
R. Bethel,
2005
.
Christopher M. Kreucher,
Benjamin Shapo,
Roy Bethel,
2009,
2009 IEEE Aerospace conference.
Ben Shapo,
Roy Bethel,
Michael Bono,
2000
.
Roy Bethel,
R. Bethel,
R. Rahikka,
1987,
IEEE Transactions on Aerospace and Electronic Systems.