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2. Akbayrak, E. H. (2012, June 4). Chatbot Charlie (TU Delft library’s virtual assistant). Bluesyemre. https://bluesyemre.com/2012/06/04/chatbot-charlie-tu-delft-librarys-virtual-assistant/
3. Alexander, B., Ashford-Rowe, K., Barajas-Murphy, N., Dobbin, G., Knott, J., McCormack, M., Pomerantz, J., Seilhamer, R. & Weber, N. (2019). Educause Horizon report: 2019 higher education edition. EDUCAUSE. https://library.educause.edu/-/media/files/library/2019/4/2019horizonreport.pdf?la=en&hash=C8E8D444AF372E705FA1BF9D4FF0DD4CC6F0FDD1
4. Chatbots in the library: is it time?