[
	{
		"itemtype": "entry",
		"type": "article",
		"enclosed": "braces",
		"key": "key01",
		"fields": [
			{
				"name": "title",
				"value": "The history of @ sign",
				"datatype": "quoted",
				"raw": "\"The history of @ sign\""
			}
		],
		"raw": "@Article{key01,\n  title = \"The history of @ sign\"\n}"
	}
]