<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold" style="font-size:12pt">Blei, David M.</hi> <hi xmlns="http://www.tei-c.org/ns/1.0" style="font-size:12pt" xml:space="preserve"> (2012): “Probabilistic topic models”, in:</hi> <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic" style="font-size:12pt">Communications of the ACM</hi> <hi xmlns="http://www.tei-c.org/ns/1.0" style="font-size:12pt">, 55(4), 77-84.</hi>