{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Relation Algebras (Volume 150) (Studies in Logic and the Foundations of Mathematics, Volume 150)","author_name":"Maddux, Roger Duncan","thumbnail_url":"https://www.ebooknetworking.net/books/044/452/big0444520139.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0444520139.html\">Relation Algebras (Volume 150) (Studies in Logic and the Foundations of Mathematics, Volume 150)</a>","width":400,"height":300}