Ralph T. Cheng
发表
William J. Plant,
F. P. Haeni,
Marc L. Buursink,
2000,
International Conference on Ground Penetrating Radar.
Enrico Bertolazzi,
Vincenzo Casulli,
Ralph T. Cheng,
1993
.
Donald E. Barrick,
Calvin C. Teague,
Peter M. Lilleboe,
2007,
2007 IEEE International Geoscience and Remote Sensing Symposium.
Donald E. Barrick,
Calvin C. Teague,
Peter M. Lilleboe,
2005,
Proceedings. 2005 IEEE International Geoscience and Remote Sensing Symposium, 2005. IGARSS '05..
Vincenzo Casulli,
Ralph T. Cheng,
Peter E. Smith,
1993
.
J. A. Galt,
Ralph T. Cheng,
Wayne L. Wilmot,
1999
.
S. N. Milford,
Vincenzo Casulli,
Ralph T. Cheng,
1984
.
D. Barrick,
William J. Plant,
Kurt R. Spicer,
2006
.
Ralph T. Cheng,
J. R. Burau,
J. W. Gartner,
1991
.
Vincenzo Casulli,
Ralph T. Cheng,
1992
.
Jeffrey W. Gartner,
Ralph T. Cheng,
R. T. Cheng,
1985
.
Vincenzo Casulli,
Ralph T. Cheng,
R. T. Cheng,
1990
.
William J. Plant,
William C. Keller,
Kurt R. Spicer,
2002
.
William J. Plant,
William C. Keller,
Kurt R. Spicer,
2000
.
Ralph T. Cheng,
R. T. Cheng,
Shizuo Feng,
1986
.
Calvin C. Teague,
Peter M. Lilleboe,
Ralph T. Cheng,
2001,
IGARSS 2001. Scanning the Present and Resolving the Future. Proceedings. IEEE 2001 International Geoscience and Remote Sensing Symposium (Cat. No.01CH37217).
Ralph T. Cheng,
R. T. Cheng,
Lawrence H. Smith,
1987
.
Jeffrey W. Gartner,
Vincenzo Casulli,
Ralph T. Cheng,
1993
.
Ralph T. Cheng,
R. T. Cheng,
R. Cheng,
1998
.
Ralph T. Cheng,
1990
.
Roy A. Walters,
Ralph T. Cheng,
R. T. Cheng,
1980
.
Ralph T. Cheng,
Jon R. Burau,
1988
.