Groeneveld, Richard A (1991). "An influence function approach to describing the skewness of a distribution". The American Statistician. 45 (2): 97–102. doi:10.2307/2684367. JSTOR2684367.
Groeneveld, R.A.; Meeden, G. (1984). "Measuring Skewness and Kurtosis". The Statistician. 33 (4): 391–399. doi:10.2307/2987742. JSTOR2987742.
Hosking, J.R.M. (1992). "Moments or L moments? An example comparing two measures of distributional shape". The American Statistician. 46 (3): 186–189. doi:10.2307/2685210. JSTOR2685210.
Groeneveld, Richard A (1991). "An influence function approach to describing the skewness of a distribution". The American Statistician. 45 (2): 97–102. doi:10.2307/2684367. JSTOR2684367.
Groeneveld, R.A.; Meeden, G. (1984). "Measuring Skewness and Kurtosis". The Statistician. 33 (4): 391–399. doi:10.2307/2987742. JSTOR2987742.
Hosking, J.R.M. (1992). "Moments or L moments? An example comparing two measures of distributional shape". The American Statistician. 46 (3): 186–189. doi:10.2307/2685210. JSTOR2685210.