Orthophotos (0.5' Resolution), University of Arizona, 1996
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2002 ◽
Vol 11
(3)
◽
pp. 5-9
1992 ◽
Vol 18
(2)
◽
pp. 21-26
◽
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2005 ◽
Vol 33
(1)
◽
pp. 158-161
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