1. Properties of Estimators for the Gamma Distribution;Bowman,1988
2. Aids for fitting the gamma distribution by maximum likelihood;Greenwood;Technometrics,1960
3. Distributions in Statistics, Continuous Univariate Distributions, II;Johnson,1970
4. Statistical Models and Methods for Lifetime Data;Lawless,1982
5. Zur Theorie der Gamma-Functionen;Pringsheim;Math. Ann.,1988