{"product_id":"pfau-siegfried-direct-methods-in-the-calculus-of-variations-9780387514901","title":"Direct Methods in the Calculus of Variations","description":"Naturwissenschaften\/Natur - Quart. Leinen mit Umschlag. 167 Seiten mit zahlreichen Abbildungen.","brand":"Springer","offers":[{"title":"Used - acceptable","offer_id":53583471575382,"sku":"9783332002140-B","price":9.49,"currency_code":"EUR","in_stock":true},{"title":"Used - good","offer_id":53602241020246,"sku":"9783332002140-G","price":9.49,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0925\/5829\/5382\/files\/product_image_9780387514901_1.jpg?v=1778634562","url":"https:\/\/www.momoxbooks.com\/products\/pfau-siegfried-direct-methods-in-the-calculus-of-variations-9780387514901","provider":"momoxbooks","version":"1.0","type":"link"}