Resultados de búsqueda - ( factoreses OR ( actosr OR ((hace OR cases) OR ((fautors OR (pacto OR acto)) OR factoresen)) ))*

  1. 2241

    Oferta Laboral en México: un enfoque de variables instrumentales por Caamal Olvera, Cinthya

    Publicado 2007
    “…There are several factors that influence the endogenous relationship between hours of work and wages; that is, the decision to work is affected by regional differences, limited number of vacancies across states, lack of unemployment benefits and reduced benefits received from government.The Mexican case is interesting not only because of the differences in wage, education and development across states but also because of the tendency to work more hours per week than several developed countries on a regular annual base. …”
    Enlace del recurso
    Artículo
  2. 2242

    Association of trypanosoma cruzi infection with risk factors and electrocardiographic abnormalities in northeast Mexico por Molina Garza, Zinnia Judith, Rosales Encina, José Luis, Mercado Hernández, Roberto, Molina Garza, Daniel P, Gómez Flores, Ricardo Alberto, Galaviz Silva, Lucio

    Publicado 2014
    “…Methods: Sera from 2,688 individuals from 10 municipalities in the state of Nuevo Leon, Mexico, were evaluated using an enzyme-linked immunosorbent assay and an indirect hemagglutination assay. An ECG case–control study was performed in subjects seropositive for T. cruzi and the results were matched by sex and age to seronegative residents of the same localities. …”
    Enlace del recurso
    Artículo
  3. 2243

    La historia no contada de las mujeres en la ciencia = The untold story of women in science por Flores Espínola, Artemisa

    Publicado 2018
    “…Secondly, through the method of case studies, the text shows that even two of the most important scientists in the history of science experience the ‘Matilda effect’ of women in science.…”
    Enlace del recurso
    Artículo
  4. 2244

    A Real-Time SOSM Super-Twisting Technique for a Compound DC Motor Velocity Controller por Morfin, Onofre A., Castañeda, Carlos E., Valderrabano González, Antonio, Hernandez González, Miguel, Valenzuela, Fredy A.

    Publicado 2017
    “…This robust controller uses only a velocity sensor, as is the case of the PI controller, as the time derivative of the velocity tracking variable is estimated via a robust differentiator. …”
    Enlace del recurso
    Artículo
  5. 2245
  6. 2246
  7. 2247
  8. 2248
  9. 2249
  10. 2250
  11. 2251
  12. 2252
  13. 2253

    SMED: El camino a la flexibilidad total (SMED: The road to total flexibility) por Cruz Álvarez, Jesús Gerardo

    Publicado 2004
    “…Steps to conduct this tool are explained, a case study using this instrument is discussed, and this means is identified as an essential decision tool for time reduction due to model change, thereby enhancing the eficiency of the products. …”
    Enlace del recurso
    Artículo
  14. 2254

    SMED: El camino a la flexibilidad total (SMED: The road to total flexibility) por Cruz Álvarez, Jesús Gerardo, Badii Zabeh, Mohammad Hosein

    Publicado 2004
    “…Steps to conduct this tool are explained, a case study using this instrument is discussed, and this means is identified as an essential decision tool for time reduction due to model change, thereby enhancing the eficiency of the products. …”
    Enlace del recurso
    Artículo
  15. 2255

    Análisis social y espacial del uso de leña en el trópico mexicano por Antonio Némiga, Xanat, Purata Velarde, Silvia, Treviño Garza, Eduardo Javier

    Publicado 2006
    “…Therefore, several key factors on lumber management are reviewed here. A case study developed in Pajapan Veracruz is presented, exploring how these factors operate when the resource base is degraded and the society divided into landholders, land leaseholders, and landless. …”
    Enlace del recurso
    Artículo
  16. 2256
  17. 2257
  18. 2258
  19. 2259
  20. 2260

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