1. Armitage, P., Blendis, L. M., & Smyllie, H. C. (1966). The measurement of observer disagreement in the recording of signs.Journal of the Royal Statistical Society, Series A, 129, 98?109.
2. Ary, D., & Suen, H. K. (1985). Test of Statistical Significance for Interobserver Agreement.Midwestern Educational Researcher, 6, 31?33.
3. Baer, D. M. (1977). Reviewer's comment: Just because it's reliable doesn't mean that you can use it.Journal of Applied Behavior Analysis, 10, 117?119.
4. Berk, R. A. (1979). Generalizability of behavioral observations: a clarification of interobserver agreement and interobserver reliability.American Journal of Mental Deficiency, 83, 460?472.
5. Charnes, A., & Cooper, W. (1961). Fractional programming solvable as linear programs.Naval Research Logistics Quarterly.