Fernández-González, H. A. (2007). Tails theory and its application in the telephonic central design. Universidad Pedagógica y Tecnológica de Colombia - UPTC.
Čikaški stil citiranja (17. izdanje)Fernández-González, Hermán Antonio. Tails Theory and Its Application in the Telephonic Central Design. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2007.
MLA način citiranja (9. izdanje)Fernández-González, Hermán Antonio. Tails Theory and Its Application in the Telephonic Central Design. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2007.
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