{"id":"002002476","type":"book","title":"Gems and gemmology","publisher":"Springer","publisher-place":"Cham, Switzerland","author":[{"family":"Karampelas","given":"Stefanos"},{"family":"Kiefert","given":"Lore"},{"family":"Bersani","given":"Danilo"},{"family":"Vandenabeele","given":"Peter"}],"issued":{"raw":"2020"}}