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  1. 2161
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  3. 2163

    El valor de la cartera de clientes de empresas de telecomunicaciones en México (The value of customer portfolio for telecommunication companies in Mexico) por Saldaña, J., Palomo, M.

    Publicado 2006
    “…However the analysis can’t end there, companies are well aware that, although customers´ past performance could be helpful to asses their future performance, it could also be tricky. …”
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  4. 2164

    Nutritional contribution of torula yeast and fish meal to the growth of shrimp Litopenaeus vannamei as indicated by natural nitrogen stable isotopes por Gamboa Delgado, Julián, Fernández Díaz, Benigno, Nieto López, Martha Guadalupe, Cruz Suárez, Lucía Elizabeth

    Publicado 2016
    “…Nitrogen stable isotope values (δ15N) were measured in ingredients, diets and muscle tissue of experimental animals in order to estimate the relative contributions of dietary nitrogen and dry matter supplied by both ingredients. At the end of a 29 d bioassay, there were no significant differences in survival rate among treatments. …”
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  5. 2165

    Comportamiento a la corrosión atmosférica marina de aceros autopatinables con estructura ferrítico perlítica y ferrítico martensítica por Artigas, Alfredo, Bustos, Óscar, Sipos, Konstantin, Garza Montes de Oca, Nelson Federico, Monsalve G., Alberto, Mena, Juan, Seco, Rodrigo

    Publicado 2015
    “…Saline wetting was performed in a salt spray apparatus, according to ASTM B177, while drying was performed in a furnace at 40°C. At the end of each cycles, the corrosion products were removed in accordance to ASTM G1.…”
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  6. 2166
  7. 2167

    Inoculación al estrés y atención plena para la reducción del estrés en músicos universitarios. Estudio comparativo. por Ayala Hernández, Pedro Jorge

    Publicado 2017
    “…For measure instruments the Scale of Perceived Stress, in the Gonzalez & Landero Version (2008) and the Mindfulness and Attention Awareness Scale by Brown & Ryan (2012) were used both at the beginning and end of the workshops; and for effect size measuring the ranges and cut-off scores of the Gonzalez & Landero Scale, and the Empirical Rule of Effect Size was used as well. …”
    Enlace del recurso
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  8. 2168

    Inoculación al estrés y atención plena para la reducción del estrés en músicos universitarios. Estudio comparativo. por Ayala Hernández, Pedro Jorge

    Publicado 2017
    “…For measure instruments the Scale of Perceived Stress, in the Gonzalez & Landero Version (2008) and the Mindfulness and Attention Awareness Scale by Brown & Ryan (2012) were used both at the beginning and end of the workshops; and for effect size measuring the ranges and cut-off scores of the Gonzalez & Landero Scale, and the Empirical Rule of Effect Size was used as well. …”
    Enlace del recurso
    Tesis
  9. 2169
  10. 2170
  11. 2171
  12. 2172
  13. 2173
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  15. 2175

    Depresión, ansiedad y estrés en estudiantes de nuevo ingreso a la educación superior. por Tijerina González, Liliana Zandra, González Guevara, Erika, Gómez Nava, Marisol, Cisneros Estala, Martha Aidee, Rodríguez García, Karla Yadira, Ramos Peña, Esteban Gilberto

    Publicado 2018
    “…Conclusiones: Los componentes de la prueba DASS (depresión, ansiedad y estrés) están asociados, en el género femenino se encontró asociación depresión-ansiedad, ansiedad-estrés y depresión-ansiedad y en hombres solamente depresión-ansiedad.Palabras clave: Depresión, ansiedad, estrés, estudiantes universitariosAbstractMany mental health problems tend to appear at the end of childhood at the beginning of adolescence, according to more recent studies, mental health problems are the main cause of morbidity in young people Material and methods: A cross-sectional study was conducted in a sample of 520 students, using the self-administered questionnaire DASS-21, which allowed to establish the prevalence of depression, stress and anxiety. …”
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  16. 2176
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  19. 2179
  20. 2180

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