<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold" style="font-size:12pt">Griffiths, Thomas L. / Steyvers, Mark</hi> <hi xmlns="http://www.tei-c.org/ns/1.0" style="font-size:12pt" xml:space="preserve"> (2004): “Finding scientific topics”, in:</hi> <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic" style="font-size:12pt">Proceedings of the National Academy of Sciences, 101</hi> <hi xmlns="http://www.tei-c.org/ns/1.0" style="font-size:12pt" xml:space="preserve">(Supplement 1), 5228–5235. </hi> <ref xmlns="http://www.tei-c.org/ns/1.0" target="https://doi.org/10.1073/pnas.0307752101"> <hi style="font-size:12pt">https://doi.org/10.1073/pnas.0307752101</hi> </ref>.