{
    "query": {
        "category": "Mathematics",
        "publication_date": "2006-11",
        "nr_of_items": 2
    },
    "items": [
        {
            "title": "Self-Reference",
            "subtitle": null,
            "author": "Bolander, Thomas",
            "isbn": "9781575865164",
            "publisher": "University of Chicago Press",
            "link_to_publisher": "https:\/\/press.uchicago.edu\/ucp\/books\/book\/distributed\/S\/bo4343169.html"
        },
        {
            "title": "Hardy Cross",
            "subtitle": "American Engineer",
            "author": "Leonard K. Eaton",
            "isbn": "9780252029899",
            "publisher": "University of Illinois Press",
            "link_to_publisher": "https:\/\/www.press.uillinois.edu\/books\/?id=c029899"
        }
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}