@article{xamena13study, author = "Eduardo Xamena and N{\'e}lida Beatriz Brignole and Ana Gabriela Maguitman", title = "A study of relevance propagation in large topic ontologies", journal = "JASIST", volume = "64", number = "11", year = "2013", pages = "2238-2255", ee = "http://dx.doi.org/10.1002/asi.22925", url = "http://onlinelibrary.wiley.com/doi/10.1002/asi.22925/abstract", }