1. H. P. Galliher: Simulations of Random Processes, in: Notes on Operations Research, Assembled by the Operations Research Center, MIT, Cambridge 1959, S. 238.
2. A. M. Mood, F. A. Graybill: Introduction to the Theory of Statistics, 2nd ed., New York 1963, S. 126.
3. B. W. Lindgren: Statistical Theory, New York 1960, S. 279.
4. S. S. Wilks: Mathematical Statistics, New York 1962, S. 171.
5. Die Beweise findet der Leser in Lehrbüchern der mathematischen Statistik, wie z.B. S. S. Wilks: a. a. O., S. 171 ff. oderC. E. Weatherburn: A First Course in Mathematical Statistics, 2nd ed., Cambridge 1949, S. 149 ff.