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IP address: 18.232.185.162
Time: 2024-08-03T05:31:25Z
URL: https://scholar.google.com/scholar_lookup?author=Moholy-Nagy%20Hattula&author=Nelson%20Fred%20W.&journal=Ancient%20Mesoamerica&pages=71-80&publication%20year=1990&title=New%20Data%20on%20Sources%20of%20Obsidian%20Artifacts%20at%20Tilkal%2C%20Guatemala&volume=1