@ARTICLE {
        BYNsigmod96,
        AUTHOR = "R. Baeza-Yates and G. Navarro",
        TITLE = "Integrating contents and structure in text retrieval",
        JOURNAL = "{ACM Special Interest Group in Management of Data (SIGMOD)} Record",
        YEAR = 1996,
        MONTH = Mar,
        PAGES = "67--79",
        VOLUME = 25,
        NUMBER = 1,
        }