{"product_id":"9783662633298","title":"Mit harmonischen Verhältnissen zu Kegelschnitten : Perlen der klassischen Geometrie (2. Aufl. 2021. xi, 248 S. XI, 248 S. 171 Abb., 16 Abb. in Farbe. 240 m)","description":"","brand":"SPRINGER, BERLIN; SPRINGER BERLIN HEIDELBERG; SPRINGE","offers":[{"title":"Default Title","offer_id":49208465260771,"sku":"00000_00000_00000_00000","price":39.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/usa.kinokuniya.com\/ja\/products\/9783662633298","provider":"Books Kinokuniya USA","version":"1.0","type":"link"}