@article {liu_weighting_2013,
	title = {Weighting tags and paths in {XML} documents according to their topic generalization},
	journal = {Information Sciences},
	volume = {249},
	year = {2013},
	pages = {48{\textendash}66},
	url = {http://www.sciencedirect.com/science/article/pii/S0020025513004453},
	author = {Liu, Dexi and Wan, Changxuan and Chen, Lei and Liu, Xiping and Jian-Yun Nie}
}
