“…Our results confirm that, at least in the Computer Science field, the proliferation of predatory journals is high, and increasing with time, at least until 2014, consistently with other results found in the literature (Beall, 2013;Dyrud, 2014;Beall, 2012aBeall, , 2012bBeall, , 2014Shen and Björk, 2015;Dadkhah et al, 2015Dadkhah et al, , 2016Kratky, 2013;Jean-Claude, 2008;McGuigan, 2013;Giuseppe, 2013;Crawford, 2011;Doyle et al, 2004;Markowitz et al, 2014;Suber, 2008;Bohannon, 2013;Van Noorden, 2013;Butler, 2013;Schroter and Tite, 2006;Brown, 2004a, 2004b;Warlick and Vaughan, 2007;Nariani and Fernandez, 2012;Emily and Selenay, 2008;Djuric, 2015;Claire, 2013;Xia et al, 2015;Bartholomew, 2014;MSU Libraries, 2017;Orduña-Malea et al, 2015;Aguillo, 2011;Beel and Bela, 2009;Schroter et al, 2005;Gutierrez et al, 2015;Tomaszewski et al, 2013).…”