{"id":"001350395","type":"book","title":"Ήρωνος Αλεξανδρέως Μετρικά - δίοπτρα","publisher":"Ελληνική Μαθηματική Εταιρεία","publisher-place":"","author":[{"family":"Heron (Alexandrinus)"}],"issued":{"raw":"2000"}}