Guzmán-Obando, J. (2009). Methodology to obtain the scale of human values from Smart User Models. Universidad Autónoma de Tamaulipas.
Lua i Stíl Chicago (17ú heag.)Guzmán-Obando, Javier. Methodology to Obtain the Scale of Human Values from Smart User Models. Universidad Autónoma de Tamaulipas, 2009.
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Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
