[{"id":30942,"title":"Επικοινωνιακά συστήματα","subtitle":"Παρουσίαση της πληροφορίας, θόρυβος, διαμόρφωση-αποδιαμόρφωση (modems), πολυπλεξία-φερεσυχνία, πρακτικές εφαρμογές","description":null,"image":null,"isbn":"960-405-407-4","isbn13":"978-960-405-407-7","ismn":null,"issn":null,"series":{"id":2504,"name":"modems","books_count":1,"tsearch_vector":"'modems'","created_at":"2017-04-13T01:11:43.447+03:00","updated_at":"2017-04-13T01:11:43.447+03:00"},"pages":314,"publication_year":1993,"publication_place":"Αθήνα","price":"12.0","price_updated_at":"2010-02-12","cover_type":"Μαλακό εξώφυλλο","availability":"Κυκλοφορεί","format":"Βιβλίο","original_language":null,"original_title":null,"publisher_id":139,"extra":null,"biblionet_id":31815,"url":"https://v2.bibliography.gr/books/epikoinwniaka-systhmata.json"}]