1. Effect of linear truncation on a multinormal population;Birnbaum;Ann. Math. Statist.,1950
2. Votes and a half-binomial;Frame;Discrete Appl. Math.,1985
3. Gilliland, D.C. and T. Hsing (1988), Private communication.
4. Problem 234;Gill;Statist. Neerlandica,1989
5. Symmetric unimodal variables conditioned to upper tails have positive central moments;Hannan,1965