Khatri, Chandra, Anu Venkatesh, Behnam Hedayatnia, Raefer Gabriel, Ashwin Ram, and Rohit Prasad. “Alexa Prize — State of the Art in Conversational AI”. AI Magazine 39, no. 3 (September 28, 2018): 40-55. Accessed September 29, 2022. https://ojs.aaai.org/index.php/aimagazine/article/view/2810.