Biega, A. J., Ghazimatin, A., Ferhatosmanoglu, H., Gummadi, K. P., & Weikum, G. (2017). Learning to Un-Rank: Quantifying Search Exposure for Users in Online Communities. In CIKM'17 (pp. 267-276). New York, NY: ACM. doi:10.1145/3132847.3133040.