<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Fleiss, Joseph L.</hi> (1971): <emph xmlns="http://www.tei-c.org/ns/1.0">"</emph>Measuring nominal scale agreement among many raters <emph xmlns="http://www.tei-c.org/ns/1.0">"</emph>, in: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">Psychological bulletin</hi> 76.5: 378.