Warrell, Helen, Guy Chazan, and Michael Peel. "Mark Zuckerberg Admits Facebook Was Slow on Russian Disinformation." Financial Times http://www-ft-com.eur.idm.oclc.org/content/5b42ef72-501e-11ea-8841-482eed0038b1 (2020).

Solomon, Erika, Guy Chazan, and Sam Jones. "ISIS Inc.: How Oil Fuels the Jihadi Terrorists." Financial Times (2015).