Fleiss' kappa in SPSS Statistics | Laerd Statistics
Kappa Definition
Understanding Interobserver Agreement: The Kappa Statistic
Q-Coh: A tool to screen the methodological quality of cohort studies in systematic reviews and meta-analyses | International Journal of Clinical and Health Psychology
Interrater reliability: the kappa statistic - Biochemia Medica
Distribution of kappa values of intra-and inter-rater agreement | Download Table