Inequalities for sums of independent geometrical random variables. Milan Merkle, Liljana Petrovic (1997) Aequationes mathematicae
Information Matrix for Beta Distributions Aryal, Gokarna, Nadarajah, Saralees (2004) Serdica Mathematical Journal 2000 Mathematics Subject Classification: 33C90, 62E99.The Fisher information matrix for three generalized beta distributions are derived.