{"product_id":"9783031521263","title":"Einstein at Work on Unified Field Theory : The Five-Dimensional Einstein-Bergmann Approach (Einstein Studies 17)","description":"\u003cp\u003eXV, 353 p. 57 illus., 34 illus. in color.\u003c\/p\u003e","brand":"Birkh\u0026#228;user","offers":[{"title":"Default Title","offer_id":48860028993771,"sku":"00000_00000_00000_00000","price":210.26,"currency_code":"SGD","in_stock":false}],"url":"https:\/\/kinokuniya.com.sg\/zh\/products\/9783031521263","provider":"Books Kinokuniya Singapore","version":"1.0","type":"link"}