Permadi, I. “Criteria Selection and Comparative Analysis of Popular Chatbot Frameworks (Dialog Flow, Microsoft Bot Framework, IBM Watson Assistant and Rasa) For Implementation in Libraries: A Systematic Literature Review”. JPUA: Jurnal Perpustakaan Universitas Airlangga: Media Informasi Dan Komunikasi Kepustakawanan, vol. 13, no. 2, Dec. 2023, pp. 94-103, doi:10.20473/jpua.v13i2.2023.94-103.