1. Allen, J. F., Byron, D. K., Dzikovska, M., Ferguson, G., Galescu, L., & Stent, A. (2001). Toward Conversational Human-Computer Interaction. AI Magazine, 22(4), 27–38.
2. Artificial Intelligence Center. (n.d.). Cognitive Assistant that Learns and Organizes. Extraído el 7 de Julio de 2020 desde http://www.ai.sri.com/project/CALO
3. Barbrook, R., & Cameron, A. (1996). The Californian ideology. Science as Culture, 6(1), 44–72. https://doi.org/10.1080/09505439609526455
4. Bell, K. (2017). Hey, Siri: How’d you and every other digital assistant get its name? Extraído el 7 de Mayo de 2020 desde https://mashable.com/2017/01/12/how-alexa-siri-got-names/?europe=true
5. Bosker, B. (2013). SIRI RISING: The Inside Story Of Siri’s Origins — And Why She Could Overshadow The iPhone. Extraído el 7 de Julio de 2020 desde http://www.huffingtonpost.com/2013/01/22/siri-do-engine-apple-iphone_n_2499165.html