{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Birth of Model Theory: Löwenheim's Theorem in the Frame of the Theory of Relatives","author_name":"Calixto Badesa","thumbnail_url":"https://www.ebooknetworking.net/books/069/105/big0691058539.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0691058539.html\">The Birth of Model Theory: Löwenheim&#039;s Theorem in the Frame of the Theory of Relatives</a>","width":400,"height":300}