{
    "query": {
        "category": "Mathematics",
        "publication_date": "2004-03",
        "nr_of_items": 1
    },
    "items": [
        {
            "title": "Convex Optimization",
            "subtitle": null,
            "author": "Stephen Boyd; Lieven Vandenberghe",
            "isbn": "9780521833783",
            "publisher": "Cambridge University Press",
            "link_to_publisher": "https:\/\/www.cambridge.org\/core\/books\/convex-optimization\/17D2FAA54F641A2F62C7CCD01DFA97C4"
        }
    ]
}