[{"id":55120,"title":"Ερευνητικές προσεγγίσεις στη διδακτική της γεωμετρίας","subtitle":"Πρακτικά 4ου πανελλήνιου συνεδρίου γεωμετρίας","description":null,"image":null,"isbn":"960-16-0020-5","isbn13":"978-960-16-0020-8","ismn":null,"issn":null,"series":{"id":438,"name":"Διδακτική Πράξη και Θεωρία","books_count":21,"tsearch_vector":"'didaktikh' 'didaktiki' 'kai' 'ke' 'praksh' 'praksi' 'praxh' 'theoria' 'thevria' 'thewria'","created_at":"2017-04-13T00:55:35.502+03:00","updated_at":"2017-04-13T00:55:35.502+03:00"},"pages":135,"publication_year":2001,"publication_place":"Αθήνα","price":"13.0","price_updated_at":"2012-03-02","cover_type":"Μαλακό εξώφυλλο","availability":"Κυκλοφορεί","format":"Βιβλίο","original_language":null,"original_title":null,"publisher_id":39,"extra":null,"biblionet_id":56671,"url":"https://v2.bibliography.gr/books/ereunhtikes-proseggiseis-sth-didaktikh-ths-gewmetrias.json"}]