Array
(
    [0] => stdClass Object
        (
            [journal] => stdClass Object
                (
                    [id_jnl] => 114
                )

        )

    [1] => stdClass Object
        (
            [section] => stdClass Object
                (
                    [section] => 1997
                )

        )

    [2] => stdClass Object
        (
            [title] => Array
                (
                    [0] => El problema de la investigación en la bibliotecología norteamericana: una revisión (1930-1960)@en
                    [1] => El problema de la investigación en la bibliotecología norteamericana: una revisión (1930-1960)@es
                )

        )

    [3] => stdClass Object
        (
            [abstract] => Array
                (
                    [0] => IN THIS ARTICLE WE AT TEMPT TO REVIEW THIRTY YEARS OF NORTH AMERICAN LIBRARY SCIENCE LITERATURE WITH THE GOAL OF SELECTING SOME OF THE CONTEXTS WHERE THE PROBLEM OF RESEARCH IN THIS FIELD OF STUDY HAS BEEN FORMULATED. CERTAIN ACHIEVEMENTS AND LIMITATIONS WILL BE NOTED.@en
                    [1] => EN ESTE TRABAJO INTENTAMOS REVISAR TREINTA AÑOS DE LITERATURA BIBLIOTECOLÓGICA NORTE AMERICANA CON LA FINALIDAD DE ENTRESACAR ALGUNOS DE LOS CONTEXTOS EN DONDE SE HA PLANTEADO EL PROBLEMA DE LA INVESTIGACIÓN EN ESTA DISCIPLINA, LOS ALCANCES Y LÍMITES DE SU SOLUCIÓN.@es
                )

        )

    [4] => stdClass Object
        (
            [author] => Array
                (
                    [0] => SUSANA SANDER
                )

        )

    [5] => stdClass Object
        (
            [subject] => Array
                (
                )

        )

    [6] => stdClass Object
        (
            [source] => stdClass Object
                (
                    [vol] => 4
                    [nr] => 8
                    [year] => 1990
                    [theme] => 
                )

        )

    [7] => stdClass Object
        (
            [datePub] => Array
                (
                    [0] => 1990-01-01
                )

        )

    [8] => stdClass Object
        (
            [DOI] => Array
                (
                    [0] => stdClass Object
                        (
                            [type] => DOI
                            [value] => Array
                                (
                                    [0] => 10.22201/iibi.0187358xp.1990.8.3768
                                )

                        )

                )

        )

    [9] => stdClass Object
        (
            [http] => Array
                (
                    [0] => stdClass Object
                        (
                            [type] => HTTP
                            [value] => Array
                                (
                                    [0] => http://rev-ib.unam.mx/ib/index.php/ib/article/view/3768
                                )

                        )

                    [1] => stdClass Object
                        (
                            [type] => HTTP
                            [value] => Array
                                (
                                    [0] => http://rev-ib.unam.mx/ib/index.php/ib/article/view/3768/3321
                                )

                        )

                )

        )

    [10] => stdClass Object
        (
            [language] => Array
                (
                    [0] => es
                )

        )

    [11] => stdClass Object
        (
            [license] => Array
                (
                    [0] => stdClass Object
                        (
                            [@xml:lang] => es-ES
                            [#text] => Derechos de autor 1990 Investigación Bibliotecológica: archivonomía, bibliotecología e información
                        )

                )

        )

)