{"id":"001439542","type":"article","title":"Preliminary report on obsidian petrography from the Transcarpathian region in Ukraine","publisher":"Center for Obsidian and Lithic Studies, Meiji University","publisher-place":"Nagano","pages":"11-17","container-title":"Archaeological and Geological Researches in Ukraine","author":[{"family":"Suda","given":"Yoshimitsu"}],"issued":{"raw":"2014"}}