<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Napier, Kathleen / Lior, Shamir</hi> (2018): "Quantitative Sentiment Analysis of Lyrics in Popular Music", in: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">Journal of Popular Music Studies</hi> 30 (4): 161-176.