{
    "query": {
        "category": "Mathematics",
        "publication_date": "1961-10",
        "nr_of_items": 1
    },
    "items": [
        {
            "title": "Dynamic Optimization and Control",
            "subtitle": "A Variational Approach",
            "author": "by Walerian Kipiniak",
            "isbn": "9780262110075",
            "publisher": "MIT Press",
            "link_to_publisher": "https:\/\/mitpress.mit.edu\/9780262110075\/dynamic-optimization-and-control"
        }
    ]
}