{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Compact Projective Planes: With an Introduction to Octonion Geometry (Kirchen der Welt)","author_name":"Helmut Salzmann, Dieter Betten, Theo Grundhoefer","thumbnail_url":"https://www.ebooknetworking.net/books/311/011/big3110114801.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3110114801.html\">Compact Projective Planes: With an Introduction to Octonion Geometry (Kirchen der Welt)</a>","width":400,"height":300}