{
    "query": {
        "category": "Mathematics",
        "publication_date": "1994-06",
        "nr_of_items": 2
    },
    "items": [
        {
            "title": "Diagrammatica",
            "subtitle": "The Path to Feynman\u00a0Diagrams",
            "author": "Martinus Veltman",
            "isbn": "9780521456920",
            "publisher": "Cambridge University Press",
            "link_to_publisher": "https:\/\/www.cambridge.org\/universitypress\/subjects\/physics\/theoretical-physics-and-mathematical-physics\/diagrammatica-path-feynman-diagrams?format=PB"
        },
        {
            "title": "Unstable Modules over the Steenrod Algebra and Sullivan\u2019s Fixed Point Set Conjecture",
            "subtitle": null,
            "author": "Schwartz, Lionel",
            "isbn": "9780226742038",
            "publisher": "University of Chicago Press",
            "link_to_publisher": "https:\/\/press.uchicago.edu\/ucp\/books\/book\/chicago\/U\/bo3634919.html"
        }
    ]
}