Fleiss' kappa in SPSS Statistics | Laerd Statistics
Fleiss Kappa for Inter-Rater Reliability | James D. McCaffrey
Summary of Fleiss' Kappa analysis results | Download Scientific Diagram
AgreeStat/360: computing weighted agreement coefficients (Conger's kappa, Fleiss' kappa, Gwet's AC1/AC2, Krippendorff's alpha, and more) for 3 raters or more
Fleiss' multirater kappa (1971), which is a chance-adjusted index of agreement for multirater categorization of nominal variab