@misc{xdm,
	author={M. Fern\'andez, A. Malhotra, J. Marsh, M. Nagy, N. Walsh},
	howpublished={{W3C} Recommendation},
	month=jan,
	title={{XQuery} 1.0 and {XPath} 2.0 Data Model (XDM)},
	year=2007,
}