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Geological observations in the Cydonia Region of Mars from Viking
Guest, J. E., Butterworth, P. S., Greeley, R.Volume:
82
Language:
english
Journal:
Journal of Geophysical Research
DOI:
10.1029/js082i028p04111
Date:
September, 1977
File:
PDF, 1.49 MB
english, 1977