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Agne Rustan
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Jacek Rewerski
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S. A. Boggs
António S. Cardoso
Mohammad Najafi
Evert Hoek
Georg Anagnostou
R. K. Goel
Stefan Bernard
Édouard Utudjian
International Symposium on Engineering Geology and Underground Construction (1983 Lisbon, Portugal)
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P. S. Bulson
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