1,721,504 research outputs found

    Factura, 1927 feb. 28, Madrid, de M. Otero a Excmo. Sr. Marqués de Argelita

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    Factura impresa en color azul y manuscrita en tinta negraAl verso, anotaciones manuscritas escritas con tinta azulAlcance y contenido: Versa sobre la compra de un juego completo de arandelas reforzadas para la cocina así como de la limpieza de las tuberías de la estufaEn el membrete: "M. Otero / Campoamor, 10 / Teléfono 63-66 M. / Talleres para la construcción y reparación de toda clase de aparatos de fumistería / ... "Recibí firmado y rubricado por Manuel OteroMembrete con los datos del nombre, actividad y dirección del establecimiento en diferentes líneas. En la parte superior de la cabecera, publicidad del establecimiento. En el lateral izquierdo, dos ilustraciones de cocinas, y entre ellas, información de la actividad del establecimiento. En el lateral izquierdo, en sentido ascendente, nombre del establecimientoPapel en color crema con rayas, que forma parte de un tacoEn la parte inferior derecha del membrete, datos de la gráfica: "Jesús López, San Bernardo, 19 y 21

    Angel M. Otero

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    Angel M. Otero Mr. Otero was born in Santurce, Puerto Rico and lived there for the first 23 years of his life. He has a Bachelors degree in Mechanical Engineer from the University of Puerto Rico, Mayagiez, and a Masters in Mechanical Engineering from the University of Toledo in Ohio. Presently, Mr. Otero serves as Deputy Division Director for the NASA Space Life and Physical Sciences Research and Applications Division at NASA HQ in Washington, D.C. He has over 30 years of experience in the design, assembly, integration, test and flight operations for microgravity research payloads, his focus today is mainly getting research done in the International Space Station. Besides NASA HQ, he has worked at the Glenn Research Center in Ohio and the Kennedy Space Center in Florida. Mr. Otero has two sons and lives in Alexandria, Virginia.https://commons.erau.edu/space-congress-bios-2016/1035/thumbnail.jp

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    A descending chain condition for groups definable in o-minimal structures

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    We prove that if G is a group definable in a saturated o-minimal structure, then G has no infinite descending chain of type-definable subgroups of bounded index. Equivalently, G has a smallest (necessarily normal) type-definable subgroup G 00 of bounded index and G/G 00 equipped with the “logic topology” is a compact Lie group. These results give partial answers to some conjectures of the fourth author

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Author Index

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    La 'protección penal de la memoria': sobre el delito de negacionismo

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    Analisi sul rapporto tra diritto penale e memoria collettiv
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