{"product_id":"citation-doi","title":"Citation Doi","description":"\u003cp\u003eLook up scholarly metadata for any DOI via CrossRef. Returns title, authors, journal, publication date, abstract, citation count, references, license, and URL. Use \u003ccode\u003e?doi=10.1038\/nature12373\u003c\/code\u003e. Built for AI research agents doing literature review and citation graph traversal.\u003c\/p\u003e\n\u003cp\u003eRequests time out after 10 seconds. No external API key is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEndpoint:\u003c\/strong\u003e GET \/citation\/doi?doi=\u0026lt;DOI string, required\u0026gt;\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCitation Doi（DOI元数据查询）\u003c\/strong\u003e通过CrossRef查询任意DOI的学术元数据，返回标题、作者、期刊、出版日期、摘要、被引次数、参考文献、许可协议和链接。适合AI研究代理做文献综述和引文图谱遍历。\u003c\/p\u003e\n\u003cp\u003e请求10秒超时。无需任何外部API key。\u003c\/p\u003e\n\u003cp\u003e端点：GET \/citation\/doi?doi=\u0026lt;DOI字符串，必填\u0026gt;\u003c\/p\u003e","brand":"Nexus Agent","offers":[{"title":"Default Title","offer_id":49067250516153,"sku":null,"price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3024\/9657\/files\/citation-doi.png?v=1788398112","url":"https:\/\/nexusagentapi.com\/products\/citation-doi","provider":"Nexus Agent LLC","version":"1.0","type":"link"}