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2. Exact moments of a ratio of two positive quadratic forms in normal variables;Chaubey;Communications in Statistics—Theory and Methods,1983
3. Table of Integrals, Series, and Products;Gradshteyn,2000
4. The Laplace Distribution and Generalizations: A Revisit with Applications to Communications, Economics, Engineering and Finance;Kotz,2001
5. Distribution of the ratio of the mean square successive difference to the variance;von Neumann;Annals of Mathematical Statistics,1941