Array
(
    [0] => stdClass Object
        (
            [journal] => stdClass Object
                (
                    [id_jnl] => 97
                )

        )

    [1] => stdClass Object
        (
            [section] => stdClass Object
                (
                    [section] => 999
                )

        )

    [2] => stdClass Object
        (
            [title] => Array
                (
                    [0] => A general approach for the evaluation of the information retrieval capabilities of search engines@en
                    [1] => Aproximación general a la evaluación de la recuperación de información mediante motores de búsqueda en internet@es
                )

        )

    [3] => stdClass Object
        (
            [abstract] => Array
                (
                    [0] => The growing number of web search engines has resulted in an important production of scientific literature related with the evaluation of these systems, which can be defined as disperse, sporadic and very heterogeneous. This dispersion derives from the occasional presence of these authors in this line of research, which they use to leave out before; the absence of periodicity is highly associated with the previous feature and affects negatively to the quality of this these evaluations; finally, the heterogeneous methodology implies a small level of normalization in establishing the set of appropriate for deploying these processes of evaluation. So, it seems important studying the state of the art with the goal of detecting the possible failures and designing proposals to solve them. (Author)@en
                    [1] => El aumento del número de motores de búsqueda en la web ha venido acompañado de una importante producción de literatura científica relacionada con la evaluación de estos sistemas, que podemos callificar como dispersa, esporádica y poco uniforme. La dispersión deriva de la ocasional presencia de autores que posteriormente abandonan esta línea de trabajo; la ausencia de periodicidad se encuentra muy vinculada a la característica anterior e incide negativamente en la calidad de estas evaluaciones; y por último, la escasauniformidad propicia poca normalización en la determinación de los parámetros más apropiados para llevar a cabo estos procesos de evaluación. Es por ello que nos parece interesante estudiar el estado de la cuestión, identificando esas posibles carencias y pergeñando una serie de líneas de actuación que favorezcan la superación de las carencias detectadas en este campo. (a)@es
                )

        )

    [4] => stdClass Object
        (
            [author] => Array
                (
                    [0] => Francisco Javier Martínez Méndez
                )

        )

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

        )

    [6] => stdClass Object
        (
            [source] => stdClass Object
                (
                    [vol] => 7
                    [nr] => 1
                    [year] => 2001
                    [theme] => 
                )

        )

    [7] => stdClass Object
        (
            [datePub] => Array
                (
                    [0] => 2001-06-01
                )

        )

    [8] => stdClass Object
        (
            [DOI] => Array
                (
                    [0] => stdClass Object
                        (
                            [type] => DOI
                            [value] => Array
                                (
                                    [0] => 10.54886/scire.v7i1.1139
                                )

                        )

                )

        )

    [9] => stdClass Object
        (
            [http] => Array
                (
                    [0] => stdClass Object
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                            [type] => HTTP
                            [value] => Array
                                (
                                    [0] => https://www.ibersid.eu/ojs/index.php/scire/article/view/1139
                                )

                        )

                    [1] => stdClass Object
                        (
                            [type] => HTTP
                            [value] => Array
                                (
                                    [0] => https://www.ibersid.eu/ojs/index.php/scire/article/view/1139/1121
                                )

                        )

                )

        )

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

        )

    [11] => stdClass Object
        (
            [license] => Array
                (
                    [0] => RESERVED
                    [1] => by-nc-nd/4.0
                )

        )

)