Joseph, K., Gallagher, R. J. and Foucault Welles, B. (2020) “Who Says What with Whom: Using Bi-Spectral Clustering to Organize and Analyze Social Media Protest Networks”, Computational Communication Research (old website), 2(2), pp. 153–174. Available at: http://bubble.labs.vu.nl/ccr/article/view/31 (Accessed: 9 June 2025).