Kim, H. S., S. Yang, M. Kim, B. Hemenway, L. Ungar, and J. N. CAPPELLA. “An Experimental Study of Recommendation Algorithms for Tailored Health Communication”. Computational Communication Research (old Website), vol. 1, no. 1, Dec. 2019, pp. 103–129, http://bubble.labs.vu.nl/ccr/article/view/22.